3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a1 = array ("127", "10", "0"); $a2 = array ("250", "10", "30", "11"); print array_intersect_assoc($a1, $a2)[0]; ?>
Output for 5.4.0 - 5.6.28, 7.0.0 - 7.1.0
Notice: Undefined offset: 0 in /in/7QkWU on line 5
Output for hhvm-3.10.0 - 3.12.0
Notice: Undefined index: 0 in /in/7QkWU on line 5
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/7QkWU on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/7QkWU on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/7QkWU on line 5
Process exited with code 255.