3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function simple (& $var) { $var = 2; } $lambda = function( & $var) { $var = 2; }; $var1 = 1; simple($var1); var_dump($var1); $var2 = 1; $lambda($var2); var_dump($var2);
based on leDbi
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
int(2) int(2)
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/44Tec on line 8
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/44Tec on line 8
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/44Tec on line 8
Process exited with code 255.