3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace \; define('\true', false); if (true) { echo "TRUE"; } else { echo "FALSE!!!"; }
Output for 5.4.0 - 5.4.21
Parse error: syntax error, unexpected ';', expecting identifier (T_STRING) in /in/ZKJ9T on line 2
Process exited with code 255.
Output for 5.3.0 - 5.3.27
Parse error: syntax error, unexpected ';', expecting T_STRING in /in/ZKJ9T on line 2
Process exited with code 255.
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182.14 ms | 1395 KiB | 57 Q