3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Foo; define('Foo\\true', false); if (!true) { echo "TRUE"; } elseif { echo "FALSE!!!"; }
Output for 5.3.0 - 5.3.27, 5.4.0 - 5.4.21
Parse error: syntax error, unexpected '{', expecting '(' in /in/XYrci on line 7
Process exited with code 255.
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189.51 ms | 1395 KiB | 57 Q