php array_reverse 以相反的顺序返回数组实例代码

array array_reverse ( array $array [, bool $preserve_keys = false ] )

<?php
$input = array("php", 4.0, array("green", "red"));
$result = array_reverse($input);
$result_keyed = array_reverse($input, true);
?> 

Array
(
 [0] => Array
 (
  [0] => green
  [1] => red
 )

 [1] => 4
 [2] => php
)
Array
(
 [2] => Array
 (
  [0] => green
  [1] => red
 )

 [1] => 4
 [0] => php
)