3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = [3,4,5,6,7,1,2,3]; $a = 50; $pos = array_search(max($arr), $arr); var_dump($arr);
Output for 5.4.2 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.16 - 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(8) { [0]=> int(3) [1]=> int(4) [2]=> int(5) [3]=> int(6) [4]=> int(7) [5]=> int(1) [6]=> int(2) [7]=> int(3) }
preferences:
180.19 ms | 404 KiB | 224 Q