3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = "Foo"; $b = "Bar"; var_dump(foo() instanceof $b);
based on qvK1p
Output for 7.0.0 - 7.1.0
Fatal error: Uncaught Error: Call to undefined function foo() in /in/MX6BM:5 Stack trace: #0 {main} thrown in /in/MX6BM on line 5
Process exited with code 255.
Output for 5.0.0 - 5.6.28
Fatal error: Call to undefined function foo() in /in/MX6BM on line 5
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING in /in/MX6BM on line 5
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 in /in/MX6BM on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/MX6BM on line 5
Process exited with code 255.