fmpq.com
源代码:
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<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>Fmpq教程(fmpq.com)</title> </head> <body> 搜索: <input type="search" id="mySearch"> <p>电子按钮设置搜索字段为只读。</p> <p><strong>提示:</strong> 为了查看效果,尝试在点击按钮前后在搜索字段中输入内容。</p> <button onclick="myFunction()">点我</button> <p id="demo"></p> <script> function myFunction() { document.getElementById("mySearch").readOnly = true; } </script> </body> </html>
运行结果