how to create alphanumeric php code example

Example 1: how to create random alphanumeric in php

<?php 
// online code for creating alphanumeric in php 
// this will generate 6 charactor, you can create as many just change the 6 from code
$pass = substr(str_shuffle("0123456789abcdefghijklmnopqrstvwxyz"), 0, 6);
echo $pass;

//output : 17w2y8
?>

Example 2: generating-random-token-php

<?php
 
//Generate a random string.
$token = openssl_random_pseudo_bytes(16);
 
//Convert the binary data into hexadecimal representation.
$token = bin2hex($token);
 
//Print it out for example purposes.
echo $token;
?>