3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php function build() { return array('one'); } var_dump(current(build()));
based on WTjC2
Output for 4.3.0 - 5.0.4, 5.1.0 - 7.2.0
string(3) "one"
Output for 5.0.5
Fatal error: Only variables can be passed by reference in /in/Mhafn on line 6
Process exited with code 255.