async_009.htm (1091B)
1 <!DOCTYPE html> 2 <html> 3 <head> 4 <title>Document.write() silently fails from an Async script</title> 5 <meta http-equiv="content-type" content="text/html; charset=UTF-8" /> 6 <meta description="This test ensures Document.write() silently fails from an Async script." /> 7 <link rel="author" title="Microsoft" href="http://www.microsoft.com/" /> 8 <link rel="help" href="https://html.spec.whatwg.org/multipage/#execute-the-script-block"/> 9 <script src="/resources/testharness.js"></script> 10 <script src="/resources/testharnessreport.js"></script> 11 <script type="text/javascript"> 12 var t = async_test("Document.write() silently fails from an Async script"); 13 14 var log = t.step_func(function() { 15 document.write("<span id='writtenText'></span>"); 16 assert_equals(null, document.getElementById('writtenText')); 17 t.done(); 18 }); 19 </script> 20 </head> 21 <body> 22 <div id=log></div> 23 <script type="text/javascript" src="log.py?sec=1&id=1" async></script> 24 </body> 25 </html>