3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php echo is_a("kkk", "string");
Output for 4.3.0 - 4.4.9, 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Output for 5.0.0 - 5.2.17
Strict Standards: is_a(): Deprecated. Please use the instanceof operator in /in/YrN58 on line 3