3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function retour1($parametre="OK") { return $parametre; } function retour2($parametre=NULL) { if (!$parametre) { $parametre="OK"; } return $parametre; } echo retour1(); echo retour2();
Output for 4.3.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
OKOK
Output for hhvm-3.10.0

Process exited with code 153.