3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class A { private function __invoke() { echo "a"; }};//function() {}; $a = new A; var_dump(is_object($a), is_callable($a)); $a(); exit; function a($a) { } $b = 3; a($b);
Output for 5.5.0 - 7.1.0
Warning: The magic method __invoke() must have public visibility and cannot be static in /in/XaVX4 on line 2 bool(true) bool(true) a
Output for 5.3.0 - 5.4.45
bool(true) bool(true) a
Output for 5.2.3 - 5.2.17
bool(true) bool(false) Fatal error: Function name must be a string in /in/XaVX4 on line 5
Process exited with code 255.
Output for 5.0.0 - 5.2.2
bool(true) bool(false) <br /> <b>Fatal error</b>: Function name must be a string in <b>/in/XaVX4</b> on line <b>5</b><br />
Process exited with code 255.
Output for 4.4.2 - 4.4.9
<br /> <b>Parse error</b>: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in <b>/in/XaVX4</b> on line <b>2</b><br />
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
<br /> <b>Parse error</b>: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in <b>/in/XaVX4</b> on line <b>2</b><br />
Process exited with code 255.
Output for 4.3.2 - 4.3.4
<br /> <b>Parse error</b>: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in <b>/in/XaVX4</b> on line <b>2</b><br />
Process exited with code 255.