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run code in 150+ php & hhvm versions
Bugs & Features
<?php if('!' === 0) { echo '"if" thinks it\'s true'; } else { echo '"if" thinks it\'s false'; }
Output for 4.3.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
"if" thinks it's false
Output for hhvm-3.10.0

Process exited with code 153.