dbase_get_header_info

(PHP 5 < 5.3.0, dbase 5, dbase 7)

dbase_get_header_info — Gets the header info of a database

说明

dbase_get_header_info ( resource $database ) : array

Returns information on the column structure of the given database resource.

参数

database

The database resource, returned by dbase_open() or dbase_create().

返回值

An indexed array with an entry for each column in the database. The array index starts at 0.

Each array element contains an associative array of column information, as described here:

name
The name of the column
type
The human-readable name for the dbase type of the column (i.e. date, boolean, etc.) The supported field types are listed in the introduction section.
length
The number of bytes this column can hold
precision
The number of digits of decimal precision for the column
format
A suggested printf() format specifier for the column
offset
The byte offset of the column from the start of the row

If the database header information cannot be read, false is returned.

更新日志

版本 说明
dbase 7.0.0 database is now a resource instead of an int.

范例

Example #1 Showing header information for a dBase database file

<?php
// Path to dbase file
$db_path = "/tmp/test.dbf";

// Open dbase file
$dbh = dbase_open($db_path, 0)
  or die("Error! Could not open dbase database file '$db_path'.");

// Get column information
$column_info = dbase_get_header_info($dbh);

// Display information
print_r($column_info);
?>

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