3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $x = new stdClass; var_dump(true === $x->a->b);
Output for 5.2.6 - 5.6.28, 7.0.0 - 7.1.0
Notice: Undefined property: stdClass::$a in /in/6dBA1 on line 4 Notice: Trying to get property of non-object in /in/6dBA1 on line 4 bool(false)
Output for hhvm-3.10.0 - 3.13.2
Notice: Undefined property: stdClass::$a in /in/6dBA1 on line 4 Notice: Cannot access property on non-object in /in/6dBA1 on line 4 bool(false)
Output for 5.0.0 - 5.2.5
Notice: Undefined property: stdClass::$a in /in/6dBA1 on line 4 Notice: Trying to get property of non-object in /in/6dBA1 on line 4 bool(false)
Output for 4.3.0 - 4.4.9
Notice: Undefined property: a in /in/6dBA1 on line 4 bool(false)