3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php // This is file: /var/www/test/debug.php function foo() { bar(1); } function bar($myInt=0) { debug_print_backtrace(); } foo(); ?>
based on CEvo0
Output for 5.6.0 - 7.3.0alpha1
#0 bar(1) called at [/in/eZ8BW:4] #1 foo() called at [/in/eZ8BW:11]