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<!DOCTYPE html> <html> <body> 了解 <a id="myAnchor" href="dom_obj_attributes.asp" target="_blank">Attr 对象</a>。 <p>点击按钮显示上面链接的 target 目标属性节点的值。</p> <button onclick="myFunction()">试一试</button> <p id="demo"></p> <script> function myFunction() { var elmnt = document.getElementById("myAnchor"); var attr = elmnt.getAttributeNode("target").value; document.getElementById("demo").innerHTML = attr; } </script> </body> </html>