run code in 200+ php & hhvm versions
Bugs & Features
<?php echo array_merge(true, true);
based on Qvipu
Output for 7.3.0beta3 - 7.3.0rc3
Warning: array_merge(): Expected parameter 1 to be an array, bool given in /in/MRnXq on line 3
Output for 5.6.38 - 7.3.0beta2
Warning: array_merge(): Argument #1 is not an array in /in/MRnXq on line 3