3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php function customStyleSheet () { echo '<link href="' . customDir($whatEnv, 'common') . 'styles.css" type="text/css" rel="stylesheet">'; } customStyleSheet();
Output for 7.0.0 - 7.2.0
Fatal error: Uncaught Error: Call to undefined function customDir() in /in/M5Qhk:4 Stack trace: #0 /in/M5Qhk(7): customStyleSheet() #1 {main} thrown in /in/M5Qhk on line 4
Process exited with code 255.
Output for 5.3.21 - 5.6.28
Fatal error: Call to undefined function customDir() in /in/M5Qhk on line 4
Process exited with code 255.