<html><body>$x = 5;$y = 10;function myTest() { $GLOBALS['y'] = $GLOBALS['x'] + $GLOBALS['y'];} myTest();echo $y;</body><!-- Mirrored from www.w3schools.com/php/phptryit.asp?filename=tryphp_var_globals by HTTrack Website Copier/3.x [XR&CO'2014], Mon, 27 Jan 2020 02:29:30 GMT --></html>