(PECL ds >= 1.0.0)
Ds\Set::reversed — Returns a reversed copy
此函数没有参数。
A reversed copy of the set.
Note:
The current instance is not affected.
Example #1 Ds\Set::reversed() example
<?php
$set = new \Ds\Set(["a", "b", "c"]);
print_r($set->reversed());
print_r($set);
?>
以上例程的输出类似于：
Ds\Set Object
(
[0] => c
[1] => b
[2] => a
)
Ds\Set Object
(
[0] => a
[1] => b
[2] => c
)