Ds\Map::reversed
(PECL ds >= 1.0.0)
Ds\Map::reversed — Returns a reversed copy
参数
此函数没有参数。
返回值
A reversed copy of the map.
注意:
The current instance is not affected.
示例
示例 #1 Ds\Map::reversed() example
<?php
$map = new \Ds\Map(["a" => 1, "b" => 2, "c" => 3]);
print_r($map->reversed());
?>以上示例的输出类似于：
Ds\Map Object
(
[0] => Ds\Pair Object
(
[key] => c
[value] => 3
)
[1] => Ds\Pair Object
(
[key] => b
[value] => 2
)
[2] => Ds\Pair Object
(
[key] => a
[value] => 1
)
)
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