shuffle()
Published Aug 8, 2023
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The shuffle()
function randomizes the indexes of the elements in a given array.
Syntax
shuffle($array)
The shuffle()
function has only one parameter:
$array
: Specifies the array to randomize.
The shuffle()
function returns an array with randomized elements.
Example
The following example uses the shuffle()
function to randomize an array of numbers:
<?php$numArray = array(1,2,3,4,5,6,7);shuffle($numArray);print_r($numArray);?>
The example will result in an output similar to the following:
Array ( [0] => 2 [1] => 6 [2] => 3 [3] => 4 [4] => 1 [5] => 5 [6] => 7 )
Codebyte Example
This example is runnable and demonstrates a simple lottery randomizer which uses the shuffle()
function:
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