3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php namespace FOO { define('FALSE', 0); define('TRUE', FALSE); var_dump(TRUE); }
Output for 7.0.0 - 7.1.0
bool(true)
Output for hhvm-3.10.0 - 3.12.0
Notice: Constant FALSE already defined in /in/CFic5 on line 3 Notice: Constant TRUE already defined in /in/CFic5 on line 4 bool(true)
Output for 5.3.0 - 5.6.28
int(0)
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_STRING in /in/CFic5 on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_STRING in /in/CFic5 on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/CFic5 on line 2
Process exited with code 255.