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shuffle (PHP 3>= 3.0.8, PHP 4 ) shuffle -- Shuffle an array Descriptionvoid shuffle ( array array)
This function shuffles (randomizes the order of the elements in) an array. Example 1. shuffle() example <?php
$numbers = range(1, 20);
srand((float)microtime() * 1000000);
shuffle($numbers);
while (list(, $number) = each($numbers)) {
echo "$number ";
}
?> |
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Note: As of PHP 4.2.0, there is no need to seed the random number generator with srand() or mt_srand() as this is now done automatically.
See also arsort(), asort(), ksort(), rsort(), sort(), and usort(). |
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