3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php set_error_handler(function ($errno, $errstr, $errfile, $errline) { echo "Error[$errno]: $errstr\n"; }); echo $undefined;
Output for 5.3.0 - 7.1.0
Error[8]: Undefined variable: undefined
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/4cWat on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION, expecting ')' in /in/4cWat on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/4cWat on line 2
Process exited with code 255.