3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php isFoo(); $foo_app_cookie_val = "foo"; function isFoo() { global $foo_app_cookie_val; echo "in isFoo: '$foo_app_cookie_val'<br/>"; }
Output for 4.3.0 - 7.1.7
in isFoo: ''<br/>