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run code in 200+ php & hhvm versions
Bugs & Features
<?php $foo = 'a'; $bar = 'b'; var_dump( compat('foo','bar') );
Output for 7.0.0 - 7.2.0
Fatal error: Uncaught Error: Call to undefined function compat() in /in/gXhWv:6 Stack trace: #0 {main} thrown in /in/gXhWv on line 6
Process exited with code 255.
Output for 5.3.19 - 5.6.28
Fatal error: Call to undefined function compat() in /in/gXhWv on line 6
Process exited with code 255.