shuffle

(PHP 4, PHP 5, PHP 7)

Shuffle an array

bool shuffle ( array &$array )

This function shuffles (randomizes the order of the elements in) an array.

Parameters:

array

The array.

Returns:

Returns TRUE on success or FALSE on failure.

Notes:

This function assigns new keys to the elements in array. It will remove any existing keys that may have been assigned, rather than just reordering the keys.

Examples:

shuffle() example

<?php
$numbers = range(1, 20);
shuffle($numbers);
foreach ($numbers as $number) {
    echo "$number ";
}
?>

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