运行 ❯
获取您
自己
的网站
×
更改方向
保存代码
更改主题，深色/浅色
转到 Spaces
<!DOCTYPE html> <html> <body> <form> Select your favorite browser: <select id="myList" onchange="myFunction()"> <option></option> <option>Google Chrome</option> <option>Firefox</option> <option>Internet Explorer</option> <option>Safari</option> <option>Opera</option> </select> <p>Your favorite browser is: <input type="text" id="demo" size="20"></p> </form> <script> function myFunction() { var mylist = document.getElementById("myList"); document.getElementById("demo").value = mylist.options[mylist.selectedIndex].text; } </script> </body> </html>
