W3School TIY Editor
W3School 在线教程
改变方向
暗黑模式
运行代码
<!DOCTYPE html> <html> <body> <p id="demo"></p> <script> if (Math.random() < 0.5) { text = "<a href='https://w3school.org.cn'>访问 W3School</a>"; } else { text = "<a href='https://wwf.org'>访问 WWF</a>"; } document.getElementById("demo").innerHTML = text; </script> </body> </html>