<html><body>echo strnatcasecmp("2Hello world!","10Hello WORLD!");echo "<br>";echo strnatcasecmp("10Hello world!","2Hello WORLD!");</body><!-- Mirrored from www.w3schools.com/php/phptryit.asp?filename=tryphp_func_string_strnatcasecmp by HTTrack Website Copier/3.x [XR&CO'2014], Mon, 27 Jan 2020 02:51:07 GMT --></html>