3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Foo; define('Foo\\true', false); if (true) { echo "TRUE"; } else { echo "FALSE!!!"; } echo 'asdasfdf'as'f;l
Output for 5.4.0 - 5.4.29
Parse error: syntax error, unexpected 'as' (T_AS), expecting ',' or ';' in /in/1LbdL on line 11
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_AS, expecting ',' or ';' in /in/1LbdL on line 11
Process exited with code 255.
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186.66 ms | 1395 KiB | 66 Q