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run code in 150+ php & hhvm versions
Bugs & Features
<?php define('TRUE', 42); var_dump(TRUE); define('false', 43); var_dump(false);
based on 5JiS7
Output for 5.1.3 - 5.6.28, 7.0.0 - 7.1.0
bool(true) Notice: Constant false already defined in /in/iJl56 on line 5 bool(false)
Output for hhvm-3.10.0 - 3.13.2
Notice: Constant TRUE already defined in /in/iJl56 on line 3 bool(true) Notice: Constant false already defined in /in/iJl56 on line 5 bool(false)
Output for 4.3.0 - 4.3.6, 4.3.9 - 4.4.9, 5.0.1 - 5.1.2
int(42) Notice: Constant false already defined in /in/iJl56 on line 5 bool(false)
Output for 4.3.7 - 4.3.8, 5.0.0
int(42) Notice: Constant already defined in /in/iJl56 on line 5 bool(false)