点击运行
<!DOCTYPE html> <html> <body> <p><a id="myAnchor" rel="nofollow" href="http://www.qianmu.net/">千木教程</a></p> <p>单击按钮以显示上面链接的 rel 属性的值。</p> <button onclick="myFunction()">试一试</button> <p id="demo"></p> <script> function myFunction() { var x = document.getElementById("myAnchor").rel; document.getElementById("demo").innerHTML = x; } </script> </body> </html>
运行结果
