3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function f() { echo "f()\n"; } function g() { echo "g()\n"; } function h() { echo "h()\n"; } function i() { echo "i()\n"; } f(g(h(),i()));
based on ISEQo
Output for 4.3.0 - 7.1.0
h() i() g() f()