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run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = undefined > undefined; var_dump($a);
Output for 7.2.0
Warning: Use of undefined constant undefined - assumed 'undefined' (this will throw an Error in a future version of PHP) in /in/1gFDi on line 2 Warning: Use of undefined constant undefined - assumed 'undefined' (this will throw an Error in a future version of PHP) in /in/1gFDi on line 2 bool(false)
Output for 4.3.0 - 7.1.10
Notice: Use of undefined constant undefined - assumed 'undefined' in /in/1gFDi on line 2 Notice: Use of undefined constant undefined - assumed 'undefined' in /in/1gFDi on line 2 bool(false)