document.head-01.html (852B)
1 <!DOCTYPE html> 2 <title>document.head</title> 3 <link rel="author" title="Ms2ger" href="mailto:ms2ger@gmail.com"> 4 <link rel="help" href="https://html.spec.whatwg.org/multipage/#dom-document-head"> 5 <script src="/resources/testharness.js"></script> 6 <script src="/resources/testharnessreport.js"></script> 7 <div id="log"></div> 8 <script> 9 test(function() { 10 var head = document.getElementsByTagName("head")[0]; 11 assert_equals(document.head, head); 12 document.head = ""; 13 assert_equals(document.head, head); 14 document.head = document.createElement("head"); 15 assert_equals(document.head, head); 16 document.documentElement.appendChild(document.createElement("head")); 17 assert_equals(document.head, head); 18 var head2 = document.createElement("head"); 19 document.documentElement.insertBefore(head2, head); 20 assert_equals(document.head, head2); 21 }); 22 </script>