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run code in 150+ php & hhvm versions
Bugs & Features
<?php define('true', 0); define('TRUE', 0); if (TRUE) { echo "TRUE"; } else { echo "FALSE!!!"; }
Output for 5.1.3 - 5.6.28, 7.0.0 - 7.1.0
Notice: Constant true already defined in /in/bncSU on line 3 TRUE
Output for hhvm-3.10.0 - 3.12.0
Notice: Constant true already defined in /in/bncSU on line 3 Notice: Constant TRUE already defined in /in/bncSU on line 5 TRUE
Output for 4.3.0 - 4.3.6, 4.3.9 - 4.4.9, 5.0.1 - 5.1.2
Notice: Constant true already defined in /in/bncSU on line 3 FALSE!!!
Output for 4.3.7 - 4.3.8, 5.0.0
Notice: Constant already defined in /in/bncSU on line 3 FALSE!!!