3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class Foo { public function bar() { $a = function() { echo 'a'; }; $a(); } public function __invoke() { echo 'wtf'; } } var_dump((new Foo)->bar()); fb_intercept('Foo::__invoke', function () { echo '__invoke called!'; }); var_dump((new Foo)->bar());
Output for 7.0.0 - 7.1.0
aNULL Fatal error: Uncaught Error: Call to undefined function fb_intercept() in /in/LvHeF:7 Stack trace: #0 {main} thrown in /in/LvHeF on line 7
Process exited with code 255.
Output for hhvm-3.10.0 - 3.12.0
aNULL __invoke called!NULL
Output for 5.4.0 - 5.6.28
aNULL Fatal error: Call to undefined function fb_intercept() in /in/LvHeF on line 7
Process exited with code 255.
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected T_OBJECT_OPERATOR in /in/LvHeF on line 5
Process exited with code 255.
Output for 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/LvHeF on line 3
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/LvHeF on line 3
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/LvHeF on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/LvHeF on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/LvHeF on line 3
Process exited with code 255.