W3School TIY Editor
W3School 在线教程
改变方向
暗黑模式
运行代码
<html> <head> <script type="text/javascript"> function disable() { document.getElementById("check1").disabled=true } </script> </head> <body> <form> <input type="checkbox" id="check1" /> <input type="button" onclick="disable()" value="Disable Checkbox" /> </form> </body> </html>