W3School TIY Editor
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改变方向
暗黑模式
运行代码
<html> <head> <script type="text/javascript"> function disableButton() { document.getElementById("myButton").disabled=true } </script> </head> <body> <form> <input type="button" id="myButton" value="Click me!" onclick="disableButton()" /> </form> </body> </html>