对绑定的扩展的函数有以下更新。
| Version | Function | Description |
|---|---|---|
| Since 5.0.0 | get_parent_class | The object parameter is optional if called from the object's method. |
| Since 5.0 | cal_info | 参数calendar作为可选项，缺省时默认值为"所有历法"。 |
| Since 4.3.0 | easter_date | year参数可选，缺省的默认值是当年。 |
| easter_days | 参数year 可选，缺省默认值是当年。 | |
| easter_days | 引入参数 method。 | |
| Since 4.2.0 | srand | seed 成为可选，省略时会默认使用随机值。 |
| Since 4.0.5 | get_parent_class | If object is a string, returns the name of the parent class of the class with that name. |
| prior to 5.3.0 | get_object_vars | If the object isn't an object, then get_object_vars would return false |
| Prior to 5.1.3 | imagecolorallocatealpha | Returns -1 if the allocation failed. |
| prior to 4.2.0 | get_object_vars | If the variables declared in the class of which the object is an instance, have not been assigned a value, those will not be returned in the array |
| PHP 7.0.15, PHP 7.1.1 | get_defined_functions | 增加 exclude_disabled 参数。 |
| PHP 5.3.2 (PECL OCI8 1.4) | oci_set_prefetch | Before this release, rows must be >= 1. |
| PHP 5.3 (PECL OCI8 1.3.4) | oci_set_prefetch | Before this release, prefetching was limited to the lesser of rows rows and 1024 * rows bytes. The byte size restriction has now been removed. |
| PECL 3.0.0 | IntlDateFormatter::format | Support for providing IntlCalendar objects to the datetime parameter was added. |
| Before 5.1.0 | get_parent_class | If called without parameter outside object, this function would have returned null with a warning. |
| 8.0.3 | DOMDocument::getElementsByTagNameNS | namespace is nullable now. |
| DOMElement::getElementsByTagNameNS | namespace is nullable now. | |
| DOMImplementation::createDocument | namespace is now nullable. | |
| finfo::__construct | magic_database is nullable now. | |
| bind_textdomain_codeset | codeset is nullable now. Previously, it was not possible to retrieve the currently set encoding. | |
| bindtextdomain | directory is nullable now. Previously, it was not possible to retrieve the currently set directory. | |
| SoapClient::__setLocation | location is nullable now. | |
| SoapVar::__construct | typeName, typeNamespace, nodeName,and nodeNamespace are nullable now. | |
| 8.0.0, PECL OCI8 3.0.0 | OCICollection::append | The OCI-Collection class was renamed to OCICollection to align with PHP naming standards. |
| OCICollection::assign | The OCI-Collection class was renamed to OCICollection to align with PHP naming standards. | |
| OCICollection::assignElem | The OCI-Collection class was renamed to OCICollection to align with PHP naming standards. | |
| OCICollection::free | The OCI-Collection class was renamed to OCICollection to align with PHP naming standards. | |
| OCICollection::getElem | The OCI-Collection class was renamed to OCICollection to align with PHP naming standards. | |
| OCICollection::max | The OCI-Collection class was renamed to OCICollection to align with PHP naming standards. | |
| OCICollection::size | The OCI-Collection class was renamed to OCICollection to align with PHP naming standards. | |
| OCICollection::trim | The OCI-Collection class was renamed to OCICollection to align with PHP naming standards. | |
| OCILob::append | The OCI-Lob class was renamed to OCILob to align with PHP naming standards. | |
| OCILob::close | The OCI-Lob class was renamed to OCILob to align with PHP naming standards. | |
| OCILob::eof | The OCI-Lob class was renamed to OCILob to align with PHP naming standards. | |
| OCILob::erase | The OCI-Lob class was renamed to OCILob to align with PHP naming standards. | |
| OCILob::export | The OCI-Lob class was renamed to OCILob to align with PHP naming standards. | |
| OCILob::flush | The OCI-Lob class was renamed to OCILob to align with PHP naming standards. | |
| OCILob::free | The OCI-Lob class was renamed to OCILob to align with PHP naming standards. | |
| OCILob::getBuffering | The OCI-Lob class was renamed to OCILob to align with PHP naming standards. | |
| OCILob::import | The OCI-Lob class was renamed to OCILob to align with PHP naming standards. | |
| OCILob::load | The OCI-Lob class was renamed to OCILob to align with PHP naming standards. | |
| OCILob::read | The OCI-Lob class was renamed to OCILob to align with PHP naming standards. | |
| OCILob::rewind | The OCI-Lob class was renamed to OCILob to align with PHP naming standards. | |
| OCILob::save | The OCI-Lob class was renamed to OCILob to align with PHP naming standards. | |
| OCILob::saveFile | The OCI-Lob class was renamed to OCILob to align with PHP naming standards. | |
| OCILob::seek | The OCI-Lob class was renamed to OCILob to align with PHP naming standards. | |
| OCILob::setBuffering | The OCI-Lob class was renamed to OCILob to align with PHP naming standards. | |
| OCILob::size | The OCI-Lob class was renamed to OCILob to align with PHP naming standards. | |
| OCILob::tell | The OCI-Lob class was renamed to OCILob to align with PHP naming standards. | |
| OCILob::truncate | The OCI-Lob class was renamed to OCILob to align with PHP naming standards. | |
| OCILob::write | The OCI-Lob class was renamed to OCILob to align with PHP naming standards. | |
| OCILob::writeTemporary | The OCI-Lob class was renamed to OCILob to align with PHP naming standards. | |
| OCILob::writeToFile | The OCI-Lob class was renamed to OCILob to align with PHP naming standards. | |
| 8.0.0 | DateInterval::__construct | W can be combined with D. |
| DateTime::format | Prior to this version, false was returned on failure. | |
| DateTime::format | The format character p has been added. | |
| DateTime::getOffset | Prior to this version, false was returned on failure. | |
| DateTime::getTimestamp | These functions no longer return false on failure. | |
| DOMImplementation::createDocument | doctype is now nullable. | |
| FFI::cdef | lib is nullable now. | |
| FFI::string | size is nullable now; previously, its default was 0. | |
| array_column | index_key 参数指定的列中的对象不再强制转换为字符串，而是会抛出 TypeError。 | |
| array_filter | callback 回调现在可以为空（nullable）。 | |
| bcadd | 现在 scale 可以为 null。 | |
| bccomp | 现在 scale 可以为 null。 | |
| bcdiv | 现在 scale 可以为 null。 | |
| bcmod | 现在 scale 可以为 null。 | |
| bcmul | 现在 scale 可以为 null。 | |
| bcpowmod | scale is now nullable. | |
| bcscale | 现在 scale 可以为 null。 | |
| bcsqrt | 现在 scale 可以为 null。 | |
| bcsub | 现在 scale 可以为 null。 | |
| com_event_sink | sink_interface is nullable now. | |
| com_get_active_object | codepage is nullable now. | |
| count | 当 value 参数传入了无效的 countable 类型， count 现在会抛出 TypeError。 | |
| deflate_add | context expects a DeflateContext instance now; previously, a resource was expected. | |
| deflate_init | On success, this function returns a DeflateContext instance now; previously, a resource was returned. | |
| enchant_broker_describe | broker expects an EnchantBroker instance now; previoulsy, a 资源(resource) was expected. | |
| enchant_broker_describe | Prior to this version, the function returned false on failure. | |
| enchant_broker_dict_exists | broker expects an EnchantBroker instance now; previoulsy, a 资源(resource) was expected. | |
| enchant_broker_free | broker expects an EnchantBroker instance now; previoulsy, a 资源(resource) was expected. | |
| enchant_broker_free_dict | dictionary expects a EnchantDictionary now; previoulsy, a 资源(resource) was expected. | |
| enchant_broker_get_dict_path | broker expects an EnchantBroker instance now; previoulsy, a 资源(resource) was expected. | |
| enchant_broker_get_error | broker expects an EnchantBroker instance now; previoulsy, a 资源(resource) was expected. | |
| enchant_broker_init | On success, this function returns an EnchantBroker instance now; previoulsy, a 资源(resource) was retured. | |
| enchant_broker_list_dicts | Prior to this version, the function returned false on failure. | |
| enchant_broker_list_dicts | broker expects an EnchantBroker instance now; previoulsy, a 资源(resource) was expected. | |
| enchant_broker_request_dict | On success, this function returns an EnchantDictionary instance now; previoulsy, a 资源(resource) was retured. | |
| enchant_broker_request_dict | broker expects an EnchantBroker instance now; previoulsy, a 资源(resource) was expected. | |
| enchant_broker_request_pwl_dict | On success, this function returns an EnchantDictionary instance now; previoulsy, a 资源(resource) was retured. | |
| enchant_broker_request_pwl_dict | broker expects an EnchantBroker instance now; previoulsy, a 资源(resource) was expected. | |
| enchant_broker_set_dict_path | broker expects an EnchantBroker instance now; previoulsy, a 资源(resource) was expected. | |
| enchant_broker_set_ordering | broker expects an EnchantBroker instance now; previoulsy, a 资源(resource) was expected. | |
| enchant_dict_add | dictionary expects an EnchantDictionary instance now; previoulsy, a 资源(resource) was expected. | |
| enchant_dict_add_to_session | dictionary expects an EnchantDictionary instance now; previoulsy, a 资源(resource) was expected. | |
| enchant_dict_check | dictionary expects an EnchantDictionary instance now; previoulsy, a 资源(resource) was expected. | |
| enchant_dict_describe | dictionary expects an EnchantDictionary instance now; previoulsy, a 资源(resource) was expected. | |
| enchant_dict_describe | Prior to this version, the function returned false on failure. | |
| enchant_dict_get_error | dictionary expects an EnchantDictionary instance now; previoulsy, a 资源(resource) was expected. | |
| enchant_dict_is_added | dictionary expects an EnchantDictionary instance now; previoulsy, a 资源(resource) was expected. | |
| enchant_dict_quick_check | dictionary expects an EnchantDictionary instance now; previoulsy, a 资源(resource) was expected. | |
| enchant_dict_store_replacement | dictionary expects an EnchantDictionary instance now; previoulsy, a 资源(resource) was expected. | |
| enchant_dict_suggest | dictionary expects an EnchantDictionary instance now; previoulsy, a 资源(resource) was expected. | |
| exif_read_data | required_sections 现在可以为空。 | |
| get_resources | type is nullable now. | |
| gmp_binomial | This function no longer returns false on failure. | |
| gmp_export | This function no longer returns false on failure. | |
| gmp_import | This function no longer returns false on failure. | |
| gzgets | length is nullable now; previously, the default was 1024. | |
| gzwrite | length is nullable now; previously, the default was 0. | |
| html_entity_decode | encoding is nullable now. | |
| iconv_strpos | encoding is nullable now. | |
| iconv_strrpos | encoding is nullable now. | |
| imagebmp | image expects a GdImage instance now; previously, a resource was expected. | |
| imagebmp | The type of compressed is bool now; formerly it was int. | |
| imagecreatefrombmp | On success, this function returns a GDImage instance now; previously, a resource was returned. | |
| imagecrop | image expects a GdImage instance now; previously, a resource was expected. | |
| imagecrop | On success, this function returns a GDImage instance now; previously, a resource was returned. | |
| imagecropauto | On success, this function returns a GDImage instance now; previously, a resource was returned. | |
| imagecropauto | image expects a GdImage instance now; previously, a resource was expected. | |
| imageflip | image expects a GdImage instance now; previously, a resource was expected. | |
| imagegetclip | image expects a GdImage instance now; previously, a resource was expected. | |
| imagegetinterpolation | image expects a GdImage instance now; previously, a resource was expected. | |
| imagegrabscreen | On success, this function returns a GDImage instance now; previously, a resource was returned. | |
| imagegrabwindow | On success, this function returns a GDImage instance now; previously, a resource was returned. | |
| imagegrabwindow | client_area expects a bool now; previously it expected an int. | |
| imageopenpolygon | image expects a GdImage instance now; previously, a resource was expected. | |
| imagepalettetotruecolor | image expects a GdImage instance now; previously, a resource was expected. | |
| imageresolution | resolution_x and resolution_y are now nullable. | |
| imagescale | On success, this function returns a GDImage instance now; previously, a resource was returned. | |
| imagescale | image expects a GdImage instance now; previously, a resource was expected. | |
| imagesetclip | image expects a GdImage instance now; previously, a resource was expected. | |
| imagesetinterpolation | image expects a GdImage instance now; previously, a resource was expected. | |
| inflate_add | context expects an InflateContext instance now; previously, a resource was expected. | |
| inflate_get_read_len | context expects an InflateContext instance now; previously, a resource was expected. | |
| inflate_get_status | context expects an InflateContext instance now; previously, a resource was expected. | |
| inflate_init | On success, this function returns an InflateContext instance now; previously, a resource was returned. | |
| ldap_add | controls is nullable now; previously, it defaulted to []. | |
| ldap_add_ext | controls is nullable now; previously, it defaulted to []. | |
| ldap_bind_ext | controls is nullable now; previously, it defaulted to []. | |
| ldap_compare | controls is nullable now; previously, it defaulted to []. | |
| ldap_delete | controls is nullable now; previously, it defaulted to []. | |
| ldap_delete_ext | controls is nullable now; previously, it defaulted to []. | |
| ldap_exop_passwd | controls is nullable now; previously, it defaulted to []. | |
| ldap_list | controls is nullable now; previously, it defaulted to []. | |
| ldap_mod_add | controls is nullable now; previously, it defaulted to []. | |
| ldap_mod_del | controls is nullable now; previously, it defaulted to []. | |
| ldap_mod_replace | controls is nullable now; previously, it defaulted to []. | |
| ldap_modify_batch | controls is nullable now; previously, it defaulted to []. | |
| ldap_mod_add_ext | controls is nullable now; previously, it defaulted to []. | |
| ldap_mod_del_ext | controls is nullable now; previously, it defaulted to []. | |
| ldap_mod_replace_ext | controls is nullable now; previously, it defaulted to []. | |
| ldap_read | controls is nullable now; previously, it defaulted to []. | |
| ldap_rename | controls is nullable now; previously, it defaulted to []. | |
| ldap_rename_ext | controls is nullable now; previously, it defaulted to []. | |
| ldap_sasl_bind | dn, password, mech, realm, authc_id, authz_id and props are nullable now. | |
| ldap_search | controls is nullable now; previously, it defaulted to []. | |
| ldap_set_rebind_proc | callback is nullable now. | |
| libxml_use_internal_errors | use_errors is nullable now. Previously, its default was false. | |
| mb_chr | 现在 encoding 可以为 null。 | |
| mb_convert_encoding | 现在，当 from_encoding 为无效编码时， mb_convert_encoding 会抛出 ValueError。 | |
| mb_convert_encoding | 现在，当 to_encoding 为无效编码时， mb_convert_encoding 会抛出 ValueError。 | |
| mb_convert_encoding | 现在 from_encoding 可以传入 null。 | |
| mb_convert_kana | 现在 encoding 可以为 null。 | |
| mb_encode_numericentity | 现在 encoding 可以为 null。 | |
| mb_ereg | This function returns true on success now. Previously, it returned the byte length of the matched string if a match for pattern was found in string and matches was passed. If the optional parameter matches was not passed or the length of the matched string was 0, this function returned 1. | |
| mb_ereg_match | options is nullable now. | |
| mb_ereg_replace | options is nullable now. | |
| mb_ereg_replace_callback | options is nullable now. | |
| mb_ereg_search | pattern and options are nullable now. | |
| mb_ereg_search_init | pattern and options are nullable now. | |
| mb_ereg_search_pos | pattern and options are nullable now. | |
| mb_ereg_search_regs | pattern and options are nullable now. | |
| mb_eregi | This function returns true on success now. Previously, it returned the byte length of the matched string if a match for pattern was found in string and matches was passed. If the optional parameter matches was not passed or the length of the matched string was 0, this function returned 1. | |
| mb_eregi_replace | options is nullable now. | |
| mb_get_info | 参数 type 中的 "func_overload" 和 "func_overload_list" 不再被支持。 | |
| mb_ord | 现在 encoding 可以为 null。 | |
| mb_regex_encoding | 现在 encoding 可以为 null。 | |
| mb_regex_set_options | If the parameter options is given and not null, the previous options are returned. Formerly, the current options have been returned. | |
| mb_regex_set_options | options is nullable now. | |
| mb_scrub | 现在 encoding 可以为 null。 | |
| mb_str_split | 现在 encoding 可以为 null。 | |
| mb_str_split | This function no longer returns false on failure. | |
| metaphone | The function returned false on failure. | |
| mhash | key is now nullable. | |
| msg_get_queue | On success, this function returns a SysvMessageQueue instance now; previously, a resource was returned. | |
| msg_receive | queue expects a SysvMessageQueue instance now; previously, a resource was expected. | |
| msg_remove_queue | queue expects a SysvMessageQueue instance now; previously, a resource was expected. | |
| msg_send | queue expects a SysvMessageQueue instance now; previously, a resource was expected. | |
| msg_set_queue | queue expects a SysvMessageQueue instance now; previously, a resource was expected. | |
| msg_stat_queue | queue expects a SysvMessageQueue instance now; previously, a resource was expected. | |
| odbc_columns | schema, table and column are now nullable. | |
| odbc_error | odbc is nullable now. | |
| odbc_errormsg | odbc is nullable now. | |
| odbc_exec | flags was removed. | |
| odbc_fetch_row | row is nullable now. | |
| odbc_procedurecolumns | Prior to this version, the function could only be called with either one or five arguments. | |
| odbc_procedures | Prior to this version, the function could only be called with either one or four arguments. | |
| odbc_tables | schema, table and types are now nullable. | |
| openssl_pkey_new | 成功时此函数会返回 OpenSSLAsymmetricKey 的实例；在之前版本中，则会返回类似为 OpenSSL key 的 资源(resource)。 | |
| openssl_sign | private_key accepts an OpenSSLAsymmetricKey or OpenSSLCertificate instance now; previously, a 资源(resource) of type OpenSSL key or OpenSSL X.509 was accepted. | |
| openssl_x509_verify | public_key accepts an OpenSSLAsymmetricKey or OpenSSLCertificate instance now; previously, a 资源(resource) of type OpenSSL key or OpenSSL X.509 was accepted. | |
| openssl_x509_verify | certificate accepts an OpenSSLCertificate instance now; previously, a 资源(resource) of type OpenSSL X.509 was accepted. | |
| pack | 此函数不再在失败时返回 false 。 | |
| parse_str | result 是必须项。 | |
| sem_acquire | semaphore expects a SysvSemaphore instance now; previously, a resource was expected. | |
| sem_get | The type of auto_release has been changed from int to bool. | |
| sem_get | On success, this function returns a SysvSemaphore instance now; previously, a resource was returned. | |
| sem_release | semaphore expects a SysvSemaphore instance now; previously, a resource was expected. | |
| sem_remove | semaphore expects a SysvSemaphore instance now; previously, a resource was expected. | |
| shm_attach | size is nullable now. | |
| shm_attach | On success, this function returns an SysvSharedMemory instance now; previously, a resource was returned. | |
| shm_detach | shm expects a SysvSharedMemory instance now; previously, a resource was expected. | |
| shm_get_var | shm expects a SysvSharedMemory instance now; previously, a resource was expected. | |
| shm_has_var | shm expects a SysvSharedMemory instance now; previously, a resource was expected. | |
| shm_put_var | shm expects a SysvSharedMemory instance now; previously, a resource was expected. | |
| shm_remove | shm expects a SysvSharedMemory instance now; previously, a resource was expected. | |
| shm_remove_var | shm expects a SysvSharedMemory instance now; previously, a resource was expected. | |
| shmop_close | shmop expects a Shmop instance now; previously, a resource was expected. | |
| shmop_delete | shmop expects a Shmop instance now; previously, a resource was expected. | |
| shmop_open | On success, this function returns an Shmop instance now; previously, a resource was returned. | |
| shmop_read | shmop expects a Shmop instance now; previously, a resource was expected. | |
| shmop_size | shmop expects a Shmop instance now; previously, a resource was expected. | |
| shmop_write | shmop expects a Shmop instance now; previously, a resource was expected. | |
| shmop_write | Prior to PHP 8.0.0, false was returned on failure. | |
| socket_accept | On success, this function returns a Socket instance now; previously, a resource was returned. | |
| socket_addrinfo_bind | address is an AddressInfo instance now; previously, it was a resource. | |
| socket_addrinfo_bind | On success, this function returns a Socket instance now; previously, a resource was returned. | |
| socket_addrinfo_connect | On success, this function returns a Socket instance now; previously, a resource was returned. | |
| socket_addrinfo_connect | address is an AddressInfo instance now; previously, it was a resource. | |
| socket_addrinfo_explain | address is an AddressInfo instance now; previously, it was a resource. | |
| socket_addrinfo_lookup | On success, this function returns a array of AddressInfo instances now; previously, an array of resources was returned. | |
| socket_addrinfo_lookup | service is nullable now. | |
| socket_connect | port 允许为空。 | |
| socket_connect | socket is a Socket instance now; previously, it was a resource. | |
| socket_create_listen | On success, this function returns a Socket instance now; previously, a resource was returned. | |
| socket_create_pair | pair is a reference to an array of Socket instances now; previously, it was a reference to an array of resources. | |
| socket_export_stream | socket is a Socket instance now; previously, it was a resource. | |
| socket_get_option | socket is a Socket instance now; previously, it was a resource. | |
| socket_getpeername | socket is a Socket instance now; previously, it was a resource. | |
| socket_getsockname | socket is a Socket instance now; previously, it was a resource. | |
| socket_import_stream | On success, this function returns a Socket instance now; previously, a resource was returned. | |
| socket_last_error | socket is a Socket instance now; previously, it was a resource. | |
| socket_last_error | socket is nullable now. | |
| socket_listen | socket is a Socket instance now; previously, it was a resource. | |
| socket_read | socket is a Socket instance now; previously, it was a resource. | |
| socket_recvfrom | socket is a Socket instance now; previously, it was a resource. | |
| socket_recvmsg | socket is a Socket instance now; previously, it was a resource. | |
| socket_send | socket is a Socket instance now; previously, it was a resource. | |
| socket_sendmsg | socket is a Socket instance now; previously, it was a resource. | |
| socket_sendto | socket is a Socket instance now; previously, it was a resource. | |
| socket_sendto | port is nullable now. | |
| socket_set_block | socket is a Socket instance now; previously, it was a resource. | |
| socket_set_nonblock | socket is a Socket instance now; previously, it was a resource. | |
| socket_set_option | socket is a Socket instance now; previously, it was a resource. | |
| socket_shutdown | socket is a Socket instance now; previously, it was a resource. | |
| socket_write | socket is a Socket instance now; previously, it was a resource. | |
| socket_write | length is nullable now. | |
| socket_wsaprotocol_info_export | socket is a Socket instance now; previously, it was a resource. | |
| socket_wsaprotocol_info_import | On success, this function returns a Socket instance now; previously, a resource was returned. | |
| soundex | Prior to this version, calling the function with an empty string returned false for no particular reason. | |
| sprintf | 此函数失败时不再返回 false 。 | |
| str_word_count | characters 可为空（Nullable）类型。 | |
| substr_count | length 可以为空（nullable）。 | |
| vsprintf | 此函数失败时不再返回 false 。 | |
| ReflectionClass::getConstants | 添加 filter 。 | |
| ReflectionClass::getReflectionConstants | filter has been added. | |
| ReflectionParameter::getDefaultValue | This method now allows getting the default value of parameters of built-in functions and built-in class methods. Previously, a ReflectionException was thrown. | |
| ReflectionParameter::getDefaultValueConstantName | This method now allows getting the default values' constant names of built-in functions and built-in class methods. Previously, a ReflectionException was thrown. | |
| ReflectionProperty::getValue | object is nullable now. | |
| ReflectionProperty::isInitialized | object is nullable now. | |
| SimpleXMLElement::asXML | filename is nullable now. | |
| SoapClient::__doRequest | The type of oneWay is bool now; formerly it was int. | |
| SoapClient::__setCookie | value is now nullable. | |
| SoapServer::handle | request is now nullable. | |
| tidy::__construct | filename, config, encoding and useIncludePath are nullable now. | |
| tidy::parseFile | config and encoding are nullable now. | |
| tidy::parseString | config and encoding are nullable now. | |
| tidy::repairFile | config and encoding are nullable now. | |
| tidy::repairFile | tidy::repairFile is a static method now. | |
| tidy::repairString | tidy::repairString is a static method now. | |
| tidy::repairString | config and encoding are nullable now. | |
| tidy::repairString | This function no longer accepts the useIncludePath parameter. | |
| XMLReader::getAttribute | This function can no longer return false. | |
| XMLReader::getAttributeNs | This function can no longer return false. | |
| XMLReader::lookupNamespace | This function can no longer return false. | |
| XMLReader::next | name is nullable now. | |
| XMLReader::open | XMLReader::open is now declared as static method, but can still be called on an XMLReader instance. | |
| XMLReader::XML | XMLReader::XML is now declared as static method, but can still be called on an XMLReader instance. | |
| XMLWriter::endAttribute | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::endCdata | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::endComment | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::endDocument | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::endDtd | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::endDtdAttlist | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::endDtdElement | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::endDtdEntity | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::endElement | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::endPi | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::flush | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::flush | This function can no longer return false. | |
| XMLWriter::fullEndElement | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::openMemory | This function returns now an XMLWriter instance on success. Previouly, a 资源(resource) has been returned in this case. | |
| XMLWriter::openUri | This function returns now an XMLWriter instance on success. Previouly, a 资源(resource) has been returned in this case. | |
| XMLWriter::outputMemory | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::setIndent | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::setIndentString | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::startAttribute | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::startAttributeNs | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::startAttributeNs | prefix is nullable now. | |
| XMLWriter::startCdata | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::startComment | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::startDocument | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::startDtd | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::startDtdAttlist | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::startDtdElement | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::startDtdEntity | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::startElement | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::startElementNs | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::startPi | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::text | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::writeAttribute | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::writeAttributeNs | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::writeCdata | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::writeComment | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::writeDtd | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::writeDtdAttlist | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::writeDtdElement | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::writeDtdEntity | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::writeDtdEntity | publicId, systemId and notationData are nullable now. | |
| XMLWriter::writeElement | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::writeElementNs | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::writePi | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| XMLWriter::writeRaw | 现在 writer 需要 XMLWriter 实例， 之前需要的是 resource。 | |
| 7.4.4 | proc_open | 为 other_options 参数增加 create_new_console 选项。 |
| 7.4.0 | array_merge | 允许不带参数调用，之前版本至少需要一个参数。 |
| array_merge_recursive | 允许不传递参数调用，之前的版本中至少需要一个参数。 | |
| get_magic_quotes_gpc | 该函数已被废弃。 | |
| gzread | This functions returns false on failure now; previously 0 was returned. | |
| gzwrite | This functions returns false on failure now; previously 0 was returned. | |
| hash_algos | 支持 crc32c。 | |
| idn_to_ascii | 现在 variant 的默认值为 INTL_IDNA_VARIANT_UTS46 ， 而不是已弃用的 INTL_IDNA_VARIANT_2003 。 | |
| idn_to_utf8 | 现在 variant 的默认值为 INTL_IDNA_VARIANT_UTS46 ， 而不是已弃用的 INTL_IDNA_VARIANT_2003 。 | |
| imagecropauto | The behavior of imagecropauto() in the bundled libgd has been synced with that of system libgd: IMG_CROP_DEFAULT no longer falls back to IMG_CROP_SIDES and threshold-cropping now uses the same algorithm as system libgd. | |
| imagecropauto | The default value of mode has been changed to IMG_CROP_AUTO. Formerly, the default value has been -1 which corresponds to IMG_CROP_DEFAULT, but passing -1 is now deprecated. | |
| implode | 把参数 glue 放到 pieces 的后面已被废弃（就是不按文档中的顺序传递参数）。 | |
| ldap_control_paged_result | This function has been deprecated. | |
| ldap_control_paged_result_response | This function has been deprecated. | |
| password_hash | 现在 algo 参数可支持 string 类型，但为了向后兼容也支持 int 类型。 | |
| password_needs_rehash | 现在 algo 参数可以支持 string 类型，但为了向后兼容性，同时支持 int 类型。 | |
| preg_replace_callback | 新增 flags 参数。 | |
| preg_replace_callback_array | The flags parameter was added. | |
| proc_open | proc_open 的 cmd 参数现在也允许数组类型。 | |
| proc_open | 为 other_options 参数增加 create_process_group 选项。 | |
| SQLite3Stmt::bindParam | param now also supports the @param notation. | |
| SQLite3Stmt::bindValue | param now also supports the @param notation. | |
| 7.3.24, 7.4.12 | tidyNode::isHtml | This function has been fixed to have reasonable behavior. Previously, almost any node was reported as being an HTML node. |
| 7.3.14, 7.4.2 | dba_open | The lmdb driver now supports an additional $mapsize parameter. |
| 7.3.0 | apache_request_headers | 此函数可用于 FPM SAPI 模式。 |
| array_push | 可以只用一个参数来调用此函数，之前版本中至少需要两个参数。 | |
| array_unshift | 现在可以只用一个参数来调用，之前至少需要两个参数。 | |
| bcmul | 现在 bcmul 可以按想要的小数点位数返回数字。 而之前，返回的数字会忽略尾随零（trailing decimal zeroes）。 | |
| bcpow | 现在 bcpow 可以按想要的小数点位数返回数字。 而之前，返回的数字会忽略尾随零（trailing decimal zeroes）。 | |
| bcscale | 现在 bcscale 不仅可以设置，还可以获取当前的小数点保留位数。 用于设置的时候，现在会返回之前的位数。 之前 scale 是强制的参数， 且 bcscale 总是返回 true。 | |
| compact | 现在，如果字符串指向的变量未定义，compact 会产生 E_NOTICE 级错误。 在此之前，此类问题会静默忽略掉。 | |
| define | 废弃了 case_insensitive，并将在 8.0.0 版中移除。 | |
| ftp_nb_fget | 参数 mode 变为可选参数。 在之前的版本中，这是一个必填参数。 | |
| ftp_nb_fput | 参数 mode 变为可选参数。 在之前的版本中，这是一个必填参数。 | |
| ftp_nb_get | mode 参数变为可选，之前是强制性的。 | |
| ftp_nb_put | mode 参数为可选，之前版本中为必填。 | |
| ftp_put | mode 参数为可选，之前版本中为必选。 | |
| is_countable | is_countable has been added. | |
| json_decode | JSON_THROW_ON_ERROR options was added. | |
| json_encode | options 参数新增 JSON_THROW_ON_ERROR 常量。 | |
| list | 支持在数组解构时传引用。 | |
| password_hash | 增加 PASSWORD_ARGON2ID，支持 Argon2id 密码算法。 | |
| preg_quote | 字符 # 被增加为需要转义的。 | |
| session_set_cookie_params | 增加 options 参数， 可以通过传入一个关联数组对各个选项进行设置。 同时，通过使用这个参数还可以对 SameSite cookie 进行设置。 | |
| setcookie | An alternative signature supporting an options array has been added. This signature supports also setting of the SameSite cookie attribute. | |
| unlink | 现在 Windows 也可以用 unlink 删除文件句柄还在使用中的文件了，在此之前是无法删除的。 然而，还是无法重新创建文件，需要等到所有句柄都关闭才可以。 | |
| var_export | Now exports stdClass objects as an array cast to an object ((object) array( ... )), rather than using the nonexistent method stdClass::__setState. The practical effect is that now stdClass is exportable, and the resulting code will even work on earlier versions of PHP. | |
| 7.3 | ldap_add | Support for controls added |
| ldap_compare | Support for controls added | |
| ldap_delete | Support for controls added | |
| ldap_exop | Support for serverctrls added | |
| ldap_exop_passwd | Support for controls added | |
| ldap_list | Support for controls added | |
| ldap_mod_add | Support for controls added | |
| ldap_mod_del | Support for controls added | |
| ldap_mod_replace | Support for controls added | |
| ldap_modify_batch | Support for controls added | |
| ldap_mod_add_ext | Support for controls added | |
| ldap_mod_del_ext | Support for controls added | |
| ldap_mod_replace_ext | Support for controls added | |
| ldap_parse_result | Support for controls added | |
| ldap_read | Support for controls added | |
| ldap_rename | Support for controls added | |
| ldap_rename_ext | Support for controls added | |
| ldap_search | Support for controls added | |
| 7.2.19, 7.3.6, 7.4.0 | DatePeriod::__construct | recurrences must be greater than 0 now. |
| 7.2.18, 7.3.5 | substr_compare | offset 现在可能等于 main_str。 |
| 7.2.0 | bcmod | 新增参数 scale。 |
| bcmod | 现在 num1 和 num2 不会截断成整数。 所以现在 bcmod 的表现更接近 fmod 而不是 % 操作符。 | |
| count | 当 value 参数传入了无效的 countable 类型， count 现在会产生警告。 | |
| date_parse | 返回数组的 zone 键现在代表秒，而不是分钟。 并且正负符号已反转，例如：之前是 -120 现在是 7200。 | |
| date_parse_from_format | The zone element of the returned array represents seconds instead of minutes now, and its sign is inverted. For instance -120 is now 7200. | |
| exif_read_data | file 参数现在起支持本地文件和流式资源。 | |
| exif_read_data | 新增了以下 EXIF 格式的支持： Samsung DJI Panasonic Sony Pentax Minolta Sigma/Foveon AGFA Kyocera Ricoh Epson | |
| gettype | 现在，已关闭的资源报告为 'resource (closed)'。 此前，已关闭的资源报告为 'unknown type'。 | |
| hash_copy | 接受的参数以及返回值从资源类型修改为 HashContext 对象类型。 | |
| hash_final | 接收参数从资源类型修改为 HashContext 对象类型。 | |
| hash_hmac | 不再支持非加密的哈希函数（adler32，crc32，crc32b，fnv132，fnv1a32，fnv164，fnv1a64，joaat）。 | |
| hash_hmac_file | 不再支持非加密的哈希函数（adler32，crc32，crc32b，fnv132，fnv1a32，fnv164，fnv1a64，joaat）。 | |
| hash_init | 当使用 HASH_HMAC 选项的时候，不再支持非加密的哈希函数（adler32，crc32，crc32b，fnv132，fnv1a32，fnv164，fnv1a64，joaat）。 | |
| hash_init | 返回 HashContext 对象，不再返回资源类型。 | |
| hash_pbkdf2 | 不再支持非加密的哈希函数（adler32，crc32，crc32b，fnv132，fnv1a32，fnv164，fnv1a64，joaat）。 | |
| hash_update | 接收参数从资源类型修改为 HashContext 对象类型。 | |
| hash_update_file | 接收参数从资源类型修改为 HashContext 对象类型。 | |
| hash_update_stream | 接收参数从资源类型修改为 HashContext 对象类型。 | |
| idn_to_ascii | INTL_IDNA_VARIANT_2003 已被弃用； 可以使用 INTL_IDNA_VARIANT_UTS46 代替。 | |
| idn_to_utf8 | INTL_IDNA_VARIANT_2003 已被弃用； 可以使用 INTL_IDNA_VARIANT_UTS46 代替。 | |
| json_decode | JSON_INVALID_UTF8_IGNORE, and JSON_INVALID_UTF8_SUBSTITUTE options were added. | |
| json_encode | options 参数新增 JSON_INVALID_UTF8_IGNORE 和 JSON_INVALID_UTF8_SUBSTITUTE 常量。 | |
| 现在 additional_headers 参数开始支持 array。 | ||
| mb_convert_encoding | 现在该函数的 string 参数同时能接受 array 类型。 在此之前，仅支持 string。 | |
| number_format | number_format 现在无法返回 -0，之前可能返回 -0，因为 number 可能会是 -0.01。 | |
| openssl_pkcs7_verify | 新增 p7bfilename 参数。 | |
| pack | float 和 double 类型支持大端和小端。 | |
| parse_str | 不带第二个参数的情况下使用 parse_str 会产生 E_DEPRECATED 警告。 | |
| password_hash | 增加 PASSWORD_ARGON2I，支持 Argon2i 密码算法。 | |
| preg_match | 现在 $flags 参数支持 PREG_UNMATCHED_AS_NULL。 | |
| preg_match_all | 现在 $flags 参数可以支持 PREG_UNMATCHED_AS_NULL。 | |
| proc_nice | 在 Windows 平台上可用。 | |
| read_exif_data | 这个函数别名被废弃。 | |
| session_abort | The return type of this function is bool now. Formerly, it has been void. | |
| session_module_name | 不允许设置模块名称为 "user"。 在之前的版本中，如果设置为 "user"，那么会被静默的忽略到。 | |
| session_name | session_name 函数会检查会话状态， 之前的版本仅仅检查 cookie 状态。 所以，旧版本的 PHP 允许你在调用 session_start 函数之后再调用 session_name 函数， 新版本的 PHP 不再允许这样做了。 | |
| session_reset | The return type of this function is bool now. Formerly, it has been void. | |
| session_set_cookie_params | 成功时返回 true， 或者在失败时返回 false。 之前版本中是返回 void 的。 | |
| session_write_close | The return type of this function is bool now. Formerly, it has been void. | |
| unpack | float and double types supports both Big Endian and Little Endian. | |
| SQLite3::openBlob | The flags parameter has been added, allowing to write BLOBs; formerly only reading was supported. | |
| 7.1.5 | IntlDateFormatter::format | Support for providing general DateTimeInterface objects to the datetime parameter was added. Formerly, only proper DateTime objects were supported. |
| 7.1.4 | PDO::sqliteCreateFunction | The flags parameter has been added. |
| SQLite3::createFunction | The flags parameter has been added. | |
| 7.1.0 | DateInterval::format | The F and f format characters were added. |
| DateTime::setTime | 新增 microsecond 参数。 | |
| array_rand | 内部随机化算法已从 libc rand 函数更改为使用 梅森旋转算法（Mersenne Twister） 随机数生成器。 | |
| file_get_contents | 支持负数 offset。 | |
| getenv | 现在可以省略 varname 来检索所有环境变量的关联数组 array。 | |
| getopt | 添加 rest_index 参数。 | |
| grapheme_extract | Support for negative offsets has been added. | |
| grapheme_stripos | Support for negative offsets has been added. | |
| grapheme_strpos | Support for negative offsets has been added. | |
| hash_algos | 加入 sha512/224，sha512/256，sha3-224，sha3-256，sha3-384 以及 sha3-512 算法的支持。 | |
| iconv_strpos | Support for negative offsets has been added. | |
| json_decode | An empty JSON key ("") can be encoded to the empty object property instead of using a key with value _empty_. | |
| json_encode | 对 Double 的值进行编码时，使用 serialize_precision 代替 precision。 | |
| json_encode | options 参数新增 JSON_UNESCAPED_LINE_TERMINATORS 常量。 | |
| list | 现在可以指定 list 中的键。 这就可以解构非数字键或者无顺序的数组。 | |
| long2ip | 参数 proper_address 的类型从 string 改成 integer。 | |
| mb_ereg | mb_ereg will now set matches to an empty array, if nothing matched. Formerly, matches was not modified in that case. | |
| mb_ereg_replace | The e modifier has been deprecated. | |
| mb_ereg_replace | The function checks whether string is valid for the current encoding. | |
| mb_ereg_replace_callback | The function checks whether string is valid for the current encoding. | |
| mb_ereg_search_setpos | Support for negative offsets has been added. | |
| mb_eregi | mb_eregi will now set matches to an empty array, if nothing matched. Formerly, matches was not modified in that case. | |
| mb_eregi_replace | The function checks whether string is valid for the current encoding. | |
| mb_eregi_replace | The e modifier has been deprecated. | |
| mb_strimwidth | 支持负数的 start 和 width。 | |
| mb_stripos | 支持 offset 使用负数。 | |
| mb_strpos | 支持负数的 offset。 | |
| openssl_decrypt | 添加了 tag 和 aad 参数。 | |
| openssl_encrypt | 增加了 tag、aad、tag_length 参数 | |
| openssl_pkey_new | 添加了 curve_name 配置参数使得可以创建 EC 密钥。 | |
| session_start | 当 session_start 执行失败， 无法开始一个会话的时候，会返回 false， 并且不会初始化超级变量 $_SESSION。 | |
| shuffle | 内置的随机数产生算法从 libc rand 函数改成 梅森旋转伪随机数生成算法。 | |
| str_shuffle | 内置的随机算法从 libc rand 函数改成了梅森旋转演伪随机数发生算法。 | |
| stripos | 开始支持负数的 offset。 | |
| strpos | 开始支持负数的 offset。 | |
| substr_count | 开始支持负数的 offset 和 length。 | |
| unpack | The optional offset has been added. | |
| ReflectionType::__toString | ReflectionType::__toString has been deprecated. | |
| SessionHandler::gc | Prior to this version, the function returned true on success. | |
| SessionHandlerInterface::gc | Prior to this version, the function returned true on success. | |
| 7.1 | DateTime::__construct | 微秒部分不再是 '00000' 了，而是真实的微秒数据。 |
| 7.0.15,7.1.1 | pack | 添加了 “e”,“E”,“g” 和 “G” 代码以启用 float 和 double 的字节顺序支持。 |
| 7.0.11 | iconv_substr | 如果 str 等长于 offset 个字符， 将返回空字符串。之前的版本里，这种情况是会返回 false 的。 |
| 7.0.10 | SQLite3::__construct | The filename can now be empty to use a private, temporary on-disk database. |
| 7.0.7 | curl_setopt | 引入 CURL_HTTP_VERSION_2、 CURL_HTTP_VERSION_2_PRIOR_KNOWLEDGE、 CURL_HTTP_VERSION_2TLS、 CURL_REDIR_POST_301、 CURL_REDIR_POST_302、 CURL_REDIR_POST_303、 CURL_REDIR_POST_ALL、 CURL_VERSION_KERBEROS5、 CURL_VERSION_PSL、 CURL_VERSION_UNIX_SOCKETS、 CURLAUTH_NEGOTIATE、 CURLAUTH_NTLM_WB、 CURLFTP_CREATE_DIR、 CURLFTP_CREATE_DIR_NONE、 CURLFTP_CREATE_DIR_RETRY、 CURLHEADER_SEPARATE、 CURLHEADER_UNIFIED、 CURLMOPT_CHUNK_LENGTH_PENALTY_SIZE、 CURLMOPT_CONTENT_LENGTH_PENALTY_SIZE、 CURLMOPT_MAX_HOST_CONNECTIONS、 CURLMOPT_MAX_PIPELINE_LENGTH、 CURLMOPT_MAX_TOTAL_CONNECTIONS、 CURLOPT_CONNECT_TO、 CURLOPT_DEFAULT_PROTOCOL、 CURLOPT_DNS_INTERFACE、 CURLOPT_DNS_LOCAL_IP4、 CURLOPT_DNS_LOCAL_IP6、 CURLOPT_EXPECT_100_TIMEOUT_MS、 CURLOPT_HEADEROPT、 CURLOPT_LOGIN_OPTIONS、 CURLOPT_PATH_AS_IS、 CURLOPT_PINNEDPUBLICKEY、 CURLOPT_PIPEWAIT、 CURLOPT_PROXY_SERVICE_NAME、 CURLOPT_PROXYHEADER、 CURLOPT_SASL_IR、 CURLOPT_SERVICE_NAME、 CURLOPT_SSL_ENABLE_ALPN、 CURLOPT_SSL_ENABLE_NPN、 CURLOPT_SSL_FALSESTART、 CURLOPT_SSL_VERIFYSTATUS、 CURLOPT_STREAM_WEIGHT、 CURLOPT_TCP_FASTOPEN、 CURLOPT_TFTP_NO_OPTIONS、 CURLOPT_UNIX_SOCKET_PATH、 CURLOPT_XOAUTH2_BEARER、 CURLPROTO_SMB、 CURLPROTO_SMBS、 CURLPROXY_HTTP_1_0、 CURLSSH_AUTH_AGENT 和 CURLSSLOPT_NO_REVOKE。 |
| 7.0.0 | assert | assert is now a language construct and not a function. assertion can now be an expression. The second parameter is now interpreted either as an exception (if a Throwable object is given), or as the description supported from PHP 5.4.8 onwards. |
| current | array 参数始终通过赋值来传递。之前的版本中，默认通过引用来传值。 | |
| define | 允许 array 的值。 | |
| dirname | 添加可选的 levels 参数。 | |
| getrusage | 此函数现在开始支持 Windows。 | |
| json_decode | Rejected RFC 7159 incompatible number formats - top level (07, 0xff, .1, -.1) and all levels ([1.], [1.e1]) | |
| json_decode | An empty PHP string or value that after casting to string is an empty string (NULL, FALSE) results in JSON syntax error. | |
| key | array 现在总是会传值。 在此之前，它会尽可能传引用，否则就传值。 | |
| list | 字符串无法再被拆包（unpack）。 | |
| list | list 表达式不再可以完全为空。 | |
| list | 赋值操作的顺序发生了变化。 | |
| mktime | is_dst参数已经被移除。 | |
| openssl_open | 添加了 iv 参数 | |
| openssl_seal | 添加 iv 变量。 | |
| session_start | 新加 options 参数。 | |
| substr | 如果 string 的字符串长度与 start 相同时将返回一个空字符串。在之前的版本中，这种情况将返回 false 。 | |
| 5.6.5 | crypt | When the failure string "*0" is given as the salt, "*1" will now be returned for consistency with other crypt implementations. Prior to this version, PHP 5.6 would incorrectly return a DES hash. |
| 5.6.0 | array_fill | count 现在可以是零。 之前 count 必须大于零。 |
| array_filter | 添加可选的 mode 标志和常量（ ARRAY_FILTER_USE_KEY 和 ARRAY_FILTER_USE_BOTH ） | |
| crypt | Raise E_NOTICE security warning if salt is omitted. | |
| htmlentities | The default value for the encoding parameter was changed to be the value of the default_charset configuration option. | |
| htmlspecialchars | The default value for the encoding parameter was changed to be the value of the default_charset configuration option. | |
| json_decode | Invalid non-lowercased variants of the true, false and null literals are no longer accepted as valid input, and will generate warnings. | |
| ReflectionClass::newInstanceWithoutConstructor | All internal classes can now be instantiated except for those declared final. | |
| 5.5.38, 5.6.24, 7.0.9 | getenv | 添加 local_only 参数。 |
| 5.5.21 | crypt | When the failure string "*0" is given as the salt, "*1" will now be returned for consistency with other crypt implementations. Prior to this version, PHP 5.5 (and earlier branches) would incorrectly return a DES hash. |
| 5.5.7 | getallheaders | 此函数可用于 CLI server。 |
| 5.5.1 | hex2bin | 如果输入的字符串是无效的十六进制字符串则抛出一个警告， |
| 5.5.0/PECL 3.0.0 | IntlDateFormatter::create | An IntlCalendar object is allowed for calendar. Objects of type IntlTimeZone and DateTimeZone are allowed for timezone. Invalid timezone identifiers (including empty strings) are no longer allowed for timezone. If null is given for timezone, the timezone identifier given by date_default_timezone_get will be used instead of ICU?s default. |
| IntlDateFormatter::setCalendar | It became possible to pass an IntlCalendar object. | |
| 5.5.0 | empty | empty 现在支持表达式了，而不仅仅是变量。 |
| ip2long | Prior to this version, on Windows ip2long would sometimes return a valid number even if passed a value which was not an (IPv4) Internet Protocol dotted address. | |
| 此函数会生成一个 E_DEPRECATED 错误。 | ||
| mysql_list_dbs 函数已废弃，调用时会抛出 E_DEPRECATED 级别的错误。 | ||
| 函数会抛出一个 E_DEPRECATED 错误。 | ||
| mysql_tablename 函数已废弃，调用时会抛出 E_DEPRECATED 级别的错误。 | ||
| setrawcookie | 发送给客户端的 Set-Cookie 头现在会加上 Max-Age 属性。 | |
| 5.4.43, 5.5.27, 5.6.11 | escapeshellcmd | 感叹号会被空格所替换。 |
| 5.4.32, 5.5.16 | ucwords | 增加了 delimiters 参数。 |
| 5.4.8 | assert | 增加了参数 description。 description 现在也作为第四个参数提供给 ASSERT_CALLBACK 模式里的回调函数。 |
| mb_strcut | Passing NULL as length extracts all bytes to the end of the string. Prior to this version NULL was treated the same as 0. | |
| mb_substr | length 传入 NULL，则从 start 提取到字符串的结尾处。 在之前的版本里， NULL 会被当作 0 来处理。 | |
| 5.4.7 | parse_url | 修复了 host 在 协议 省略时的识别。 |
| 5.4.4 | hex2bin | 如果输入的字符串有多余将抛出异常。 PHP 5.4.0 起字符串将被静默地接受，但是最后的字节会被截断。 |
| 5.4.0 | array_combine | （修复）早期版本中如果是空数组就报E_WARNING的错并且返回false。 |
| array_multisort | array1_sort_flags 增加 SORT_NATURAL 和 SORT_FLAG_CASE 选项。 | |
| date_default_timezone_get | 不再根据操作系统的信息来推测时区，因为这是不可靠的。 | |
| date_default_timezone_get | 不再使用 TZ 来推测时区。 | |
| dns_get_record | 增加了参数raw。 | |
| empty | 检查非数字的字符串偏移量会返回 true. | |
| filter_input_array | 添加 add_empty 参数. | |
| filter_var_array | 添加 add_empty 参数。 | |
| get_html_translation_table | The default value for the encoding parameter was changed to UTF-8. | |
| get_html_translation_table | The constants ENT_HTML401, ENT_XML1, ENT_XHTML and ENT_HTML5 were added. | |
| get_magic_quotes_runtime | 总是返回 false，因为魔术引号（magic quotes）功能已经从 PHP 中移除。 | |
| getallheaders | 此函数可用于 FastCGI。 此前仅在PHP以 Apache 模块方式运行时支持。 | |
| htmlentities | encoding 参数的默认值改成 UTF-8。 | |
| htmlentities | 增加常量 ENT_SUBSTITUTE、 ENT_DISALLOWED、 ENT_HTML401、 ENT_XML1、 ENT_XHTML、 ENT_HTML5。 | |
| htmlspecialchars | encoding 参数的默认值改成 UTF-8。 | |
| htmlspecialchars | 增加常量 ENT_SUBSTITUTE、 ENT_DISALLOWED、 ENT_HTML401、 ENT_XML1、 ENT_XHTML、 ENT_HTML5。 | |
| htmlspecialchars_decode | 增加了 ENT_HTML401、ENT_XML1、 ENT_XHTML 和 ENT_HTML5 等常量。 | |
| http_build_query | 加入了 enc_type 参数。 | |
| iconv | 这个版本起，字符非法时候会返回 false，除非在输出字符里指定了 //IGNORE 。 在之前版本，它会返回一部分字符串。 | |
| imagewebp | 支持把 resource 流作为 to 参数传入。 | |
| isset | 检查字符的非数字偏移量将会返回 false。 | |
| json_decode | The options parameter was added. | |
| json_decode | JSON_BIGINT_AS_STRING, and JSON_OBJECT_AS_ARRAY options were added. | |
| number_format | This function now supports multiple bytes in dec_point and thousands_sep. Only the first byte of each separator was used in older versions. | |
| openssl_decrypt | 将 raw_output 更改至 options。 | |
| scandir | sorting_order now accepts constants. Any nonzero value caused descending order in previous versions. | |
| 5.3.9 | DateTime::createFromFormat | 新增 format 格式字符串中对于 + 格式字符的支持。 |
| 5.3.7 | crypt | Added $2x$ and $2y$ Blowfish modes to deal with potential high-bit attacks. |
| 5.3.6 | array_product | 空数组现在会产生 1，而之前此函数处理空数组会产生 0。 |
| 5.3.4 | get_html_translation_table | The encoding parameter was added. |
| rawurlencode | 因为 rawurlencode 使用了 EBCDIC，所以波浪线字符不会再被编码。 | |
| strip_tags | strip_tags ignores self-closing XHTML tags in allowable_tags. | |
| 5.3.3 | openssl_decrypt | 添加 iv 参数。 |
| parse_url | 在 URL 解析失败时将不会产生 E_WARNING 级别的错误。 | |
| 5.3.2 | crypt | 修正了 Blowfish 算法由于非法循环导致的问题，返回“失败”字符串（“*0” 或 “*1”）而不是转而使用 DES 算法。 |
| crypt | 基于 Ulrich Drepper 的实现，新增基于 SHA-256 算法和 SHA-512 算法的 crypt。 | |
| flock | 在文件资源句柄关闭时不再自动解锁。现在要解锁必须手动进行。 | |
| 5.3.1 | get_defined_constants | 仅作用于 Windows：内核常量归类到 Core，之前是 mhash。 |
| 5.3.0 起 | get_class | object 默认参数现在是 null ，所以，现在传入 null 到 object 参数时，和没传参数的结果一样。 |
| 5.3.0 | DateTime::__construct | 如果 time 参数不是一个有效的 日期/时间格式， 会抛出异常。 在之前的版本中是会发出一个错误。 |
| DateTimeZone::listIdentifiers | 添加可选的 what 和 country 参数。 | |
| acosh | This function is now available on all platforms | |
| array_multisort | array1_sort_flags 增加选项 SORT_LOCALE_STRING。 | |
| array_search | As with all internal PHP functions as of 5.3.0, array_search returns null if invalid parameters are passed to it. | |
| asinh | 此函数在所有平台上均可用 | |
| atanh | 此函数在所有平台上都可以用了 | |
| call_user_func | 对面向对象里面的关键字的解析有所增强。在此之前，使用两个冒号来连接一个类和里面的一个方法，把它作为参数来作为回调函数的话，将会发出一个E_STRICT的警告，因为这个传入的参数被视为静态方法。 | |
| call_user_func_array | 对面向对象里面的关键字的解析有所增强。在此之前，使用两个冒号来连接一个类和里面的一个方法，把它作为参数来作为回调函数的话，将会发出一个E_STRICT的警告，因为这个传入的参数被视为静态方法。 | |
| checkdnsrr | 这个函数在Windows平台上也可以使用了。 | |
| clearstatcache | 增加了可选的 clear_realpath_cache 和 filename 参数. | |
| crypt | PHP 现在包含了它自己的 MD5 Crypt 实现，包括标准 DES 算法，扩展的 DES 算法以及 Blowfish 算法。如果系统缺乏相应的实现，那么 PHP 将使用它自己的实现。 | |
| date_default_timezone_set | 现在会抛出 E_WARNING 而不是 E_STRICT。 | |
| dns_get_record | 可以是在windows平台上使用这个函数了。 | |
| dns_get_record | 在此版本之前，如果给参数authns传入值，则必须同时传入addtl的值。 | |
| expm1 | 此函数在所有平台上均可用 | |
| fgetcsv | 增加了 escape 参数。 | |
| fnmatch | 此函数开始在 Windows 平台上生效。 | |
| func_get_arg | 该函数可以在参数列表中使用。 | |
| func_get_arg | If this function is called from the outermost scope of a file which has been included by calling include or require from within a function in the calling file, it now generates a warning and returns false. （不知道如何翻译跟好，直接参考例2即可明白） | |
| func_get_args | 该函数可以在参数列表中使用。 | |
| func_get_args | If this function is called from the outermost scope of a file which has been included by calling include or require from within a function in the calling file, it now generates a warning and returns false. （不知道如何翻译跟好，直接参考例2即可明白） | |
| func_num_args | This function can now be used in parameter lists. | |
| func_num_args | If this function is called from the outermost scope of a file which has been included by calling include or require from within a function in the calling file, it now generates a warning and returns -1. | |
| get_cfg_var | get_cfg_var 被修复，能够返回 "array" 的 ini 选项。 | |
| get_defined_constants | 内核常量归类为 Core，之前是 internal。在 Windows 上，内核常量归类到 mhash。 | |
| get_object_vars | This function now returns NULL if the object isn't an object. | |
| getimagesize | Added icon support. | |
| getmxrr | Windows 平台上也能用这个函数了。 | |
| htmlentities | 增加常量 ENT_IGNORE。 | |
| htmlspecialchars | 增加常量 ENT_IGNORE。 | |
| imagecolorclosesthwb | 在 Windows 平台上可用 | |
| imagefilter | Pixelation support (IMG_FILTER_PIXELATE) was added. | |
| ini_get | 当配置项不存在，之前会返回空字符串，现在会返回 false。 | |
| ini_get_all | 增加参数 details。 | |
| json_decode | Added the optional depth. The default recursion depth was increased from 128 to 512 | |
| link | 该功能在 Windows 平台下开始有效（Vista、 Server 2008 或更高版本）。 | |
| linkinfo | Windows 平台上开始可用（Vista、Server 2008 或更高版本）。 | |
| log1p | 此函数在所有平台上均可用 | |
| mktime | mktime now throws E_DEPRECATED notice if the is_dst parameter is used. | |
| nl2br | 新增可选的 is_xhtml 参数。在此之前，总是插入 '<br />'。 | |
| openssl_open | 添加了 method 参数 | |
| openssl_seal | 添加 method 变量。 | |
| property_exists | This function checks the existence of a property independent of accessibility. | |
| rawurlencode | 现在符合了RFC 3986。 | |
| readlink | 此函数在 Windows 平台下可用（Vista、Server 2008 或更高版本）。 | |
| register_tick_function | Ticks are now supported on threaded web server modules. | |
| session_start | 如果函数调用失败返回 false， 之前版本返回了 true。 | |
| setlocale | This function now throws an E_DEPRECATED notice if a string is passed to the category parameter instead of one of the LC_* constants. | |
| stream_context_create | 增加了可选参数 params 。 | |
| stream_socket_pair | 这个函数在windows平台不可用 | |
| stristr | 新增可选的 before_needle 参数。 | |
| strlen | Prior versions treated arrays as the string Array, thus returning a string length of 5 and emitting an E_NOTICE level error. | |
| strstr | 新增可选的 before_needle 参数。 | |
| symlink | 此函数在 Windows 平台上可用（Vista、Server 2008 或更高版本）。 | |
| time_nanosleep | 至此之后该函数在Windows平台下可用。 | |
| time_sleep_until | 自此，函数在Windows平台可用。 | |
| 5.2.11 | get_defined_constants | categorize 参数现在可以合适得被处理。 在此之前，categorize 被解释为 !is_null($categorize)，导致任何非 null 的值会强制常量分类。 |
| 5.2.10 | array_unique | 修改回 sort_flags 的默认值为 SORT_STRING。 |
| ip2long | 再此之前的版本, ip2long 有时会返回即使这不是一个IPV4的标准地址的数字地址。 | |
| natsort | 用零填充的数字字符串 (例如 '00005')现在本质上会忽略掉填充的前道零。 | |
| 5.2.9 | array_unique | 增加可选选项sort_flags，默认值 SORT_REGULAR。 5.2.9 之前，此函数内部使用 SORT_STRING 排序。 |
| 5.2.6 | fopen | 增加了选项 'c' 和 'c+' |
| 5.2.5 | addcslashes | The escape sequences \v and \f were added. |
| imagefilter | Alpha support for IMG_FILTER_COLORIZE was added. | |
| 5.2.4 | checkdnsrr | 增加了TXT的记录类型。 |
| stream_wrapper_register | 添加 flags 参数. | |
| 5.2.3 | getimagesize | Read errors generated by this function downgraded to E_NOTICE from E_WARNING. |
| htmlentities | 增加参数 double_encode。 | |
| htmlspecialchars | 增加参数 double_encode。 | |
| json_decode | The nesting limit was increased from 20 to 128 | |
| PDOStatement::getColumnMeta | table 字段 | |
| 5.2.2 - 5.2.6 | substr | If the start parameter indicates the position of a negative truncation or beyond, false is returned. Other versions get the string from start. |
| 5.2.2 | ftp_ssl_connect | 以前版本中，如果无法使用 SSL 连接，将会返回一个非 SSL 的连接， 在 5.2.2 版本中修改为返回 false |
| phpinfo | 增加了“已加载的配置文件”信息，之前只存在“配置文件路径(php.ini)"。 | |
| proc_terminate | 之前的版本被用来销毁进程 resource。 | |
| token_get_all | Line numbers are returned in element 2 | |
| 5.2.1 | json_decode | Added support for JSON decoding of basic types. |
| memory_get_peak_usage | 使用此函数无需在编译时加上 --enable-memory-limit 选项。 | |
| memory_get_usage | 不需要在编译时使用 --enable-memory-limit 选项就能够使用这个函数。 | |
| mt_srand | The Mersenne Twister implementation in PHP now uses a new seeding algorithm by Richard Wagner. Identical seeds no longer produce the same sequence of values they did in previous versions. This behavior is not expected to change again, but it is considered unsafe to rely upon it nonetheless. | |
| 5.2.0 | base64_decode | 增加了 strict 。 |
| curl_multi_info_read | msgs_in_queue被加入。 | |
| imagettftext | It is now possible to specify an hexadecimal entity in text. | |
| mb_strrpos | 增加了可选参数 offset。 | |
| memory_get_peak_usage | 添加参数 real_usage。 | |
| memory_get_usage | 增加了参数 real_usage。 | |
| openssl_verify | 添加了 signature_alg 参数。 | |
| pathinfo | 添加了常量 PATHINFO_FILENAME。 | |
| session_get_cookie_params | 在返回数组中加入 “httponly”。 | |
| session_set_cookie_params | 加入 httponly 参数。 | |
| setrawcookie | 增加了 httponly 参数。 | |
| PDOStatement::execute | input_parameters 中的键名必须和 SQL 中声明的相匹配。PHP 5.2.0 之前默认忽略。 | |
| 5.1.3 | curl_getinfo | 引入CURLINFO_HEADER_OUT. |
| get_headers | 自 PHP 5.1.3 起本函数使用默认的流上下文，其可以用 stream_context_get_default 函数设定和修改。 | |
| http_build_query | 方括号也会被转义。 | |
| 5.1.2 | date_default_timezone_set | 本版本开始验证 timezone_identifier 参数。 |
| http_build_query | 加入了参数 arg_separator。 | |
| parse_url | 增加了参数 component。 | |
| 5.1.1 | date | format 参数标准的可用日期/时间格式常量见： 常量 |
| 5.1.0 | ctype_digit | 在 PHP 5.1.0 之前，当 text 是一个空字符串的时候，该函数将返回 true 。 |
| date | 时间戳的有效取值范围为 GMT 时间的 1901 年 12 月 13 日至 GMT 时间的 2038 年 1 月 19 日。 （32 位有符号整数的取值范围）。 但是，在 PHP 5.1.0 之前的版本，在某些系统（例如 Windows）上有效取值范围为 1970 年 1 月 1 日至 2038 年 1 月 19 日。 | |
| date | 现在发布 E_STRICT 和 E_NOTICE 时区错误。 | |
| date_sunrise | 现在发布 E_STRICT 和 E_NOTICE 时区错误。 | |
| date_sunset | 现在发布 E_STRICT 和 E_NOTICE 时区错误。 | |
| file_put_contents | 添加了对 LOCK_EX 的支持和 data 参数处理 stream 资源的功能。 | |
| gettimeofday | 增加了参数 return_float。 | |
| imagerotate | 新增： ignore_transparent 。 | |
| localtime | 现在发布 E_STRICT 和 E_NOTICE 时区错误。 | |
| mktime | is_dst 参数被废弃。出错时函数返回 false 而不再是 -1。修正了本函数可以接受年月日参数全为零。 | |
| mktime | 现在发布 E_STRICT 和 E_NOTICE 时区错误。 | |
| mktime | When called with no arguments, mktime throws E_STRICT notice. Use the time function instead. | |
| stream_get_contents | 增加参数 offset 。 | |
| strftime | 现在发布 E_STRICT 和 E_NOTICE 时区错误。 | |
| 5.0.0 | apache_get_modules | 可用于Apache 1或PHP Apache 2 filter API。 在此之前, 只可用于 Apache 2 handler API。 |
| apache_get_version | 可用于 Apache 2 filter API. | |
| checkdnsrr | 增加了AAAA的记录类型。 | |
| fgetss | 参数 length 从 此开始可选。 | |
| file_put_contents | Added context support | |
| is_executable | is_executable 开始可用以于 Windows。 | |
| jdtojewish | 增加了参数 fl。 | |
| opendir | path 支持 ftp:// URL wrapper | |
| socket_create | 增加 AF_INET6 支持。 | |
| strip_tags | strip_tags 变为二进制安全的。 | |
| strrpos | 参数 needle 可以是一个多字符的字符串。 | |
| strrpos | 引入 offset 参数。 |