3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $var1 = 1; $var2 = 2; $function = function ($a) { return $a; }; echo $function($var1 + $var2);
based on bOJWJ
Output for 5.3.0 - 7.3.0rc4
3
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/FSX6u on line 6
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/FSX6u on line 6
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/FSX6u on line 6
Process exited with code 255.