<!doctype html> <html> <head> <title>XMLHttpRequest: send() - Accept</title> <script src="/resources/testharness.js"></script> <script src="/resources/testharnessreport.js"></script> <link rel="help" href="https://xhr.spec.whatwg.org/#the-send()-method" data-tested-assertations="following::code[contains(text(),'*/*')]/.. following::code[contains(text(),'Accept')]/.. following::code[contains(text(),'Accept')]/../following::ul[1]/li[1]" /> </head> <body> <div id="log"></div> <script> test(function() { var client = new XMLHttpRequest() client.open("GET", "resources/accept.py", false) client.send(null) assert_equals(client.responseText, "*/*") client.open("GET", "resources/accept.py", false) client.setRequestHeader("Accept", "x-something/vague, text/html5") client.send(null) assert_equals(client.responseText, "x-something/vague, text/html5") }) </script> </body> </html>