Syntax
| array_rand ( $input [, $num_req] ); |
Definition and Usage
This function pick one or more random entries out of an array.
Paramters
| Parameter | Description |
|---|---|
| array | Required. Specifies an array. |
| num_req | OPtional. Specifies how many entries you want to pick - if not specified, it defaults to 1. |
Return Values
If you are picking only one entry, array_rand() returns the key for a random entry. Otherwise, it returns an array of keys for the random entries.
Example
Try out following example:
<?php
$array=array("a"=>"banana","b"=>"apple","c"=>"orange");
print_r(array_rand($array));
?>
|
This will produce following result, This result will vary every time you will execute script:
b |
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