3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $array = array( 'marian' => null ); var_dump(array_key_exists('marian', $array));
based on I2Pqk
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
bool(true)