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run code in 200+ php & hhvm versions
Bugs & Features
<?php $values_provided = 0; $a = ! $values_provided OR $values_provided == 6; var_dump($a);
Output for 5.6.0 - 5.6.30, hhvm-3.18.5 - 3.22.0, 7.1.0 - 7.3.0rc3
bool(true)