3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class A { public B; } $c = new A(); $c->B = function(){echo('HelloWorld');}; call_user_func($c->B);
Output for 5.4.0 - 5.4.25
Parse error: syntax error, unexpected 'B' (T_STRING), expecting variable (T_VARIABLE) in /in/Us92r on line 4
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_STRING, expecting T_VARIABLE in /in/Us92r on line 4
Process exited with code 255.