3v4l.org

run code in 300+ PHP versions simultaneously
<?php function generateSalt($len = 32) { $salt = ""; for ($i = 0; $i < $len; $i++) { $index = rand(0, (strlen($this->chars) - 1)); $salt .= $this->chars[$index]; } return $salt; }
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, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.25, 7.3.0 - 7.3.12, 7.4.0
preferences:
175.69 ms | 404 KiB | 219 Q