Home
JS
JS
Tryit: JAVASCRIPT
运行 ❯
×
Change Orientation
Change Theme, Dark/Light
<!DOCTYPE html> <html> <body> <a id="myAnchor">一个链接：begtut.com</a> <p>点击按钮创建一个值为“www.begtut.com”的“class”属性，插入到上面的a元素中。</p> <button onclick="myFunction()">试一试</button> <script> function myFunction() { var anchor = document.getElementById("myAnchor"); var att = document.createAttribute("href"); att.value = "https://www.begtut.com"; anchor.setAttributeNode(att); } </script> </body> </html>