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run code in 200+ php & hhvm versions
Bugs & Features
<?php echo 2+a;
Output for 7.2.0
Warning: Use of undefined constant a - assumed 'a' (this will throw an Error in a future version of PHP) in /in/8cJLs on line 2 Warning: A non-numeric value encountered in /in/8cJLs on line 2 2
Output for 7.1.0 - 7.1.7
Notice: Use of undefined constant a - assumed 'a' in /in/8cJLs on line 2 Warning: A non-numeric value encountered in /in/8cJLs on line 2 2
Output for 4.3.0 - 7.0.20
Notice: Use of undefined constant a - assumed 'a' in /in/8cJLs on line 2 2