W3School TIY Editor
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<!DOCTYPE html> <html> <body> <h1>Anchor 对象</h1> <h2>host 属性</h2> <p><a id="myAnchor" target="_blank" href="http://www.example.com:443/test.htm#part2">示例链接</a></p> <p>host 属性的值是：</p> <p id="demo"></p> <script> document.getElementById("myAnchor").host = "www.somenewexamplepage.com:344"; document.getElementById("demo").innerHTML = document.getElementById("myAnchor").host; </script> </body> </html>