3v4l.org

run code in 300+ PHP versions simultaneously
<?php function getSeed($data) { $seed = ""; for ($i = 0; $i < strlen($data); $i++) { $val = ord($data[$i]); $seed = $seed."$val"; } return $seed; } $seed = getSeed("admin"); srand(intval($seed)); /* Seed random number generator */ $uid = rand(); echo $uid; ?>
Output for 7.1.0 - 7.1.7
711546662
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20
1448883759
preferences:
143.51 ms | 403 KiB | 215 Q