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PHP Functions Online


array_reverse

(PHP 4, PHP 5)

array_reverseReturn an array with elements in reverse order

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

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Preview #

${{ variable.param.name }} = {{ variable.param|getValue:variable.form:true }};
{{ call.result}} = ;

Description #

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

Takes an input array and returns a new array with the order of the elements reversed.

Parameters #

array

The input array.

preserve_keys

If set to TRUE numeric keys are preserved. Non-numeric keys are not affected by this setting and will always be preserved.

Return Values #

Returns the reversed array.

Examples #

Example #1 array_reverse() example

<?php
$input  
= array("php"4.0, array("green""red"));
$reversed array_reverse($input);
$preserved array_reverse($inputtrue);

print_r($input);
print_r($reversed);
print_r($preserved);
?>

The above example will output:

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

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

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

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

Changelog #

Version Description
4.0.3 The preserve_keys parameter was added.

See Also #