3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $login = "PHP_SELF" putenv("LOGIN=$login"); $login = getenv("LOGIN"); echo "LOGIN = " .$login;
Output for 5.4.0 - 5.4.27
Parse error: syntax error, unexpected 'putenv' (T_STRING) in /in/WkoRq on line 3
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_STRING in /in/WkoRq on line 3
Process exited with code 255.