3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php /*E_ERROR E_CORE_ERROR E_CORE_WARNING E_COMPILE_ERROR */ function exception_error_handler($errno, $errstr, $errfile, $errline) { var_dump($errstr); } set_error_handler("exception_error_handler", error_reporting()); function shutDownFunction() { $error = error_get_last(); var_dump($error); if ($error['type'] == 1) { //do your stuff } } register_shutdown_function('shutdownFunction'); function f() { return 'Hello world'; } if( empty( f() ) ) { // do something }
Output for 5.5.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
NULL
Output for 5.0.0 - 5.4.45
Fatal error: Can't use function return value in write context in /in/4MgsK on line 34
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_VARIABLE or '$' in /in/4MgsK on line 34
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_VARIABLE or '$' in /in/4MgsK on line 34
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_VARIABLE' or `'$'' in /in/4MgsK on line 34
Process exited with code 255.