Bootstrap 通過一些簡單的 HTML 標簽和擴展的類即可創建出不同樣式的表單。
0x01 樣式1
一個登錄界面:
<!DOCTYPE html>
<html lang="zh-cn">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link href="../../css/bootstrap.min.css" rel="stylesheet">
<script src="http://cdn.bootcss.com/jquery/1.11.1/jquery.min.js"></script>
<script src="../../js/bootstrap.min.js"></script>
<title>用戶登錄</title>
</head>
<body>
<div class="container">
<form>
<div class="form-group">
<label for="UserName">用戶名</label>
<input type="text" class="form-control" id="UserName" placeholder="用戶名">
</div>
<div class="form-group">
<label for="PassWord">密 碼</label>
<input type="password" class="form-control" id="PassWord" placeholder="密碼">
</div>
<div class="form-group">
<label>
<input type="checkbox">記住我嗎?
</label>
</div>
<div class="form-group">
<input type="button" class="btn btn-default" id="Submit" value="登 錄">
</div>
</form>
</div>
</body>
</html>
效果如下:

0x02 樣式2
如果要將label與文本框在同一行顯示,修改如下:
<!DOCTYPE html>
<html lang="zh-cn">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link href="../../css/bootstrap.min.css" rel="stylesheet">
<script src="http://cdn.bootcss.com/jquery/1.11.1/jquery.min.js"></script>
<script src="../../js/bootstrap.min.js"></script>
<title>用戶登錄</title>
</head>
<body>
<div class="container">
<div class="col-lg-3 col-md-3 col-xs-3"></div>
<div class="col-lg-6 col-md-6 col-xs-6">
<div class="page-header">
<h1>用戶登錄</h1>
</div>
<form class="form-horizontal">
<div class="form-group">
<div class="col-lg-2 col-sm-2 col-xs-2">
<label for="UserName" class="control-label">用戶名:</label>
</div>
<div class="col-lg-10 col-sm-10 col-xs-10">
<input type="text" class="form-control" id="UserName" placeholder="用戶名">
</div>
</div>
<div class="form-group">
<div class="col-lg-2 col-sm-2 col-xs-2">
<label for="PassWord" class="control-label">密 碼:</label>
</div>
<div class="col-lg-10 col-sm-10 col-xs-10">
<input type="password" class="form-control" id="PassWord" placeholder="密碼">
</div>
</div>
<div class="form-group">
<div class="col-lg-2 col-sm-2 col-xs-2"></div>
<div class="col-lg-10 col-sm-10 col-xs-10">
<div class="checkbox">
<label>
<input type="checkbox">記住我嗎?
</label>
</div>
</div>
</div>
<div class="form-group">
<div class="col-lg-2 col-sm-2 col-xs-2"></div>
<div class="col-lg-10 col-sm-10 col-xs-10">
<input type="button" class="btn btn-default" id="Submit" value="登 錄">
</div>
</div>
</form>
</div>
<div class="col-lg-3 col-md-3 col-xs-3"></div>
</div>
</body>
</html>
效果如下:

0x03 樣式3
如果將文本框放在同一行,修改如下:
<!DOCTYPE html>
<html lang="zh-cn">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link href="../../css/bootstrap.min.css" rel="stylesheet">
<script src="http://cdn.bootcss.com/jquery/1.11.1/jquery.min.js"></script>
<script src="../../js/bootstrap.min.js"></script>
<title>用戶登錄</title>
</head>
<body>
<div class="container">
<form class="form-inline">
<div class="form-group">
<label class="control-label" for="UserName">用戶名:</label>
<input type="text" class="form-control" id="UserName" placeholder="用戶名">
</div>
<div class="form-group">
<label class="control-label" for="PassWord">密 碼:</label>
<input type="password" class="form-control" id="PassWord" placeholder="密碼">
</div>
<div class="form-group">
<div class="checkbox">
<label>
<input type="checkbox">記住我嗎?
</label>
</div>
</div>
<div class="form-group">
<input type="button" class="btn btn-default" id="Submit" value="登 錄">
</div>
</form>
</div>
</body>
</html>
效果如下:

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