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run code in 150+ php & hhvm versions
Bugs & Features
<?php class Foo { public static function bar() { return __METHOD__; } } function call(callable $func) { return $func(); } // works $callable = array('Foo', 'bar'); var_dump($callable()); var_dump(call($callable)); // Call to undefined function Foo::bar() $callable = 'Foo::bar'; // var_dump($callable()); var_dump(call($callable));
Output for 7.0.0 - 7.1.0
string(8) "Foo::bar" string(8) "Foo::bar" string(8) "Foo::bar"
Output for 5.4.0 - 5.6.28
string(8) "Foo::bar" string(8) "Foo::bar" Fatal error: Call to undefined function Foo::bar() in /in/BZsiO on line 10
Process exited with code 255.
Output for 5.0.0 - 5.3.29
Fatal error: Function name must be a string in /in/BZsiO on line 16
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/BZsiO on line 4
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/BZsiO on line 4
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/BZsiO on line 4
Process exited with code 255.