3v4l.org

run code in 300+ PHP versions simultaneously
<?php $b = !$i = 1; var_dump([$b, $i])
Output for 5.4.0 - 5.4.19, 5.5.0 - 5.5.3
Parse error: syntax error, unexpected end of file in /in/sOPCf on line 4
Process exited with code 255.
Output for 5.3.0 - 5.3.27
Parse error: syntax error, unexpected '[', expecting ')' in /in/sOPCf on line 4
Process exited with code 255.
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169.7 ms | 1399 KiB | 59 Q