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(PHP 4, PHP 5)
shuffle — Shuffle an array
&$array
)This function shuffles (randomizes the order of the elements in) an array.
array
The array.
Returns TRUE
on success or FALSE
on failure.
Example #1 shuffle() example
<?php
$numbers = range(1, 20);
shuffle($numbers);
foreach ($numbers as $number) {
echo "$number ";
}
?>
Version | Description |
---|---|
4.2.0 | The random number generator is seeded automatically. |
Note: 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.