3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php class A { function foo() { echo 'clap', PHP_EOL; } } class B extends A { function bar() { echo 'claptrap'; } } fb_intercept('A::foo', function() { echo 'frap', PHP_EOL; }); (new A)->foo(); (new B)->foo();
based on r0QmY
Output for 7.0.0 - 7.2.0
Fatal error: Uncaught Error: Call to undefined function fb_intercept() in /in/2MA3s:19 Stack trace: #0 {main} thrown in /in/2MA3s on line 19
Process exited with code 255.
Output for 5.4.2 - 5.6.28
Fatal error: Call to undefined function fb_intercept() in /in/2MA3s on line 19
Process exited with code 255.
Output for 5.3.18 - 5.3.29
Parse error: syntax error, unexpected T_OBJECT_OPERATOR in /in/2MA3s on line 23
Process exited with code 255.