php random string gen code example
Example 1: random string generator php
function generateRandomString($length = 10) {
$characters = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
$charactersLength = strlen($characters);
$randomString = '';
for ($i = 0; $i < $length; $i++) {
$randomString .= $characters[rand(0, $charactersLength - 1)];
}
return $randomString;
}
Output the random string with the call below:
echo generateRandomString();
Example 2: randstring php
<?php
$random = substr(md5(mt_rand()), 0, 7);
echo $random;
?>