运行 ❯
获取您的
自有
网站
×
更改方向
保存代码
更改主题，深色/浅色
前往 Spaces
<!DOCTYPE html> <html> <body> Address:<br> <textarea id="myTextarea" readonly> 342 Alvin Road Ducksburg</textarea> <p>Click the button to find out whether the text area is read-only, or not.</p> <button type="button" onclick="myFunction()">Try it</button> <p id="demo"></p> <script> function myFunction() { var x = document.getElementById("myTextarea").readOnly; document.getElementById("demo").innerHTML = x; } </script> </body> </html>
