| <!DOCTYPE html> | 
 | <html> | 
 |   <head> | 
 |     <meta charset=windows-1252> | 
 |     <title>XMLHttpRequest: open() - URL encoding</title> | 
 |     <script src="/resources/testharness.js"></script> | 
 |     <script src="/resources/testharnessreport.js"></script> | 
 |     <link rel="help" href="https://xhr.spec.whatwg.org/#the-open()-method" data-tested-assertations="following::ol/li[7] following::ol/li[14]/ul/li[2]" /> | 
 |   </head> | 
 |   <body> | 
 |     <div id="log"></div> | 
 |     <script> | 
 |       test(function() { | 
 |         var client = new XMLHttpRequest() | 
 |         client.open("GET", "resources/content.py?ß", false) | 
 |         client.send(null) | 
 |         assert_equals(client.getResponseHeader("x-request-query"), "%C3%9F") | 
 |       }) | 
 |     </script> | 
 |   </body> | 
 | </html> |