How to get a random key from a PHP array – onlinecode
In this post we will give you information about How to get a random key from a PHP array – onlinecode. Hear we will give you detail about How to get a random key from a PHP array – onlinecodeAnd how to use it also give you demo for it if it is necessary.
In this post, i will tell you how to get random key from PHP array.
array_rand method in PHP will return the keys of the random entries.
This method takes two argument : first will be the input array and second argument specifies how many entries you want to picked.
Each time when you refresh the page you will get different number.
Syntax :
array_rand(array,number)
Example :
- <?php
- $arr=array('a','b','c','d','e','f');
- $random_key=array_rand($arr,3);
- print_r($random_key);
- ?>
<?php
$arr = array('a','b','c','d','e','f');
$random_key = array_rand($arr, 3);
print_r($random_key);
?>
Try above example when you need to get random key from given array.
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