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PHP - Function array_rand()

Syntax

array_rand ( $input [, $num_req] );

Definition and Usage

This function pick one or more random entries out of an array.

Parameters

Sr.No Parameter & Description
1

array(Required)

It specifies an array.
2

num_req(Optional)

It specifies how many entries you want to pick - if not specified, it defaults to 1.

Return Values

It returns an array of keys for the random entries.

Example

Try out following example −

Live Demo 
<?php
   $input = array("a"=>"banana","b"=>"apple","c"=>"orange");
   
   print_r(array_rand($input));
?>

This will produce the following result, This result will vary every time you will execute script −

b
php_function_reference.htm
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