3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class Runner { public function run() { $result = $this->process(); $result(); } private function process() { $func = array($this, 'do_run'); return function() use ($func) { call_user_func($func, 'bar'); }; } private function do_run($param) { echo 'called ', __METHOD__, " with param '$param'\n"; } } $runner = new Runner(); $runner->run();
Output for 5.4.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
called Runner::do_run with param 'bar'
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.3.0 - 5.3.29
Warning: call_user_func() expects parameter 1 to be a valid callback, cannot access private method Runner::do_run() in /in/pArtY on line 11
Output for 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/pArtY on line 10
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/pArtY on line 10
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/pArtY 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/pArtY 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/pArtY on line 3
Process exited with code 255.