3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a['a'=>0]; if(!$a['b']) { $a['b'] = 1; } var_dump($a);
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.6
Parse error: syntax error, unexpected '=>' (T_DOUBLE_ARROW), expecting ']' in /in/1WF4M on line 3
Process exited with code 255.
preferences:
162.22 ms | 1395 KiB | 35 Q