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; } $seed = getSeed("test"); srand(intval($seed)); /* Seed random number generator */ $uid = rand(); echo $uid; ?>
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.25, 7.3.0 - 7.3.12, 7.4.0
1331216207
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, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20
1389333584
preferences:
151.66 ms | 404 KiB | 220 Q