3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = isset($result, $result->property, $result->f()); $a = isset($result, $result->property, $result::c); $a = isset($result, $result->property, $result->f()->a);
based on JS00J
Output for 7.0.0 - 7.1.6
Fatal error: Cannot use isset() on the result of an expression (you can use "null !== expression" instead) in /in/7QinI on line 2
Process exited with code 255.
Output for hhvm-3.15.4
Output for 5.6.0 - 5.6.30
Fatal error: Cannot use isset() on the result of a function call (you can use "null !== func()" instead) in /in/7QinI on line 2
Process exited with code 255.