3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = [1,2,3,'test]; var_dump($a);
Output for 5.4.0 - 5.4.23
Parse error: syntax error, unexpected ''test];' (T_ENCAPSED_AND_WHITESPACE), expecting ']' in /in/8kR7p on line 3
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected '[' in /in/8kR7p on line 3
Process exited with code 255.

preferences:
193.39 ms | 1395 KiB | 60 Q