PHP Manual
Prev |  | Next

# shuffle

(PHP 3>= 3.0.8, PHP 4 , PHP 5)

shuffle -- Shuffle an array

## Description

bool 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 "; } ?>`

> 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().

Prev | Home | Next
rsort | Up | sizeof