3v4l.org

run code in 300+ PHP versions simultaneously
<?php $s = "1+hello/world"; $e = explode("/", $s); $f = strpos($s, "af+"); $pattern = '/[;d]/'; $r = preg_split($pattern, $s); var_dump($r);
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, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
array(2) { [0]=> string(12) "1+hello/worl" [1]=> string(0) "" }

preferences:
284.57 ms | 405 KiB | 356 Q