3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $arr=array( "test" => array(1, 2), "test1" =>array(2, 3), "test3" => array(4, 5) ); echo $arr["test1"][0];
based on KLGi6
Output for 4.3.0 - 5.4.32, 5.4.35 - 7.2.0
2
Output for 5.4.34

Process exited with code 137.