3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php printf("%2$f","12.99");
Output for 5.0.4 - 7.1.7
Notice: Undefined variable: f in /in/4Dp5I on line 2
Output for 4.3.0 - 4.3.10, 4.4.8 - 5.0.3
Notice: Undefined variable: f in /in/4Dp5I on line 2
Output for 4.3.11 - 4.4.1