3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array('a','b','c','d'); $post = rand(0,3); echo $array[$pos];
Output for 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 - 7.1.7
Notice: Undefined variable: pos in /in/efMU1 on line 4 Notice: Undefined index: in /in/efMU1 on line 4
Output for 5.0.4 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Notice: Undefined variable: pos in /in/efMU1 on line 4 Notice: Undefined index: in /in/efMU1 on line 4
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.3
Notice: Undefined variable: pos in /in/efMU1 on line 4 Notice: Undefined index: in /in/efMU1 on line 4
preferences:
139.21 ms | 402 KiB | 173 Q