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<!DOCTYPE html> <html> <head> <title>Bootstrap5 实例</title> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <link href="https://cdn.staticfile.net/twitter-bootstrap/5.1.1/css/bootstrap.min.css" rel="stylesheet"> <script src="https://cdn.staticfile.net/twitter-bootstrap/5.1.1/js/bootstrap.bundle.min.js"></script> </head> <body> <div class="container mt-3"> <h2>禁用/只读表单</h2> <p>使用 disabled/readonly 属性设置输入框禁用/只读：</p> <form> <input type="text" class="form-control" placeholder="Normal input"> <input type="text" class="form-control mt-3" placeholder="Disabled input" disabled> <input type="text" class="form-control mt-3" placeholder="Readonly input" readonly> </form> </div> </body> </html>
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