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How to reverse array elements in php

青灯夜游
青灯夜游Original
2021-11-26 18:59:284117browse

In PHP, you can use the array_reverse() function to reverse the array elements. This function will reverse the order of the elements in the array, create a new array and return it; the syntax format is "array_reverse(array,preserve) ".

How to reverse array elements in php

The operating environment of this tutorial: windows7 system, PHP7.1 version, DELL G3 computer

In php, you can use the array_reverse() function to reverse array elements.

<?php
header("Content-type:text/html;charset=utf-8");
$array= array("香蕉","苹果","梨子","橙子","橘子","榴莲");

var_dump(array_reverse($array));
var_dump(array_reverse($array,true));
?>

Original array:

How to reverse array elements in php

Reversed array:

How to reverse array elements in php

Description :

array_reverse() function returns an array in the reverse order of elements; it reverses the order of elements in the original array, creates a new array and returns it.

Grammar format:

array_reverse(array,preserve)
Parameters Description
array Required. Specifies an array.
preserve Optional. Specifies whether to retain the original array key names.
If set to TRUE, numeric keys will be preserved. Non-numeric keys are not affected by this setting and will always be retained.
Possible values:
  • true
  • false
## Return value: Return the flipped array .

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