Bootstrap类输入组
使用输入组，您可以轻松地在基于文本的输入中添加和添加文本或按钮。Bootstrap中输入组类的用法相同。
您可以尝试运行以下代码以实现输入组类-
示例
<!DOCTYPE html>
<html>
<head>
<title>Bootstrap Example</title>
<link href = "/bootstrap/css/bootstrap.min.css" rel = "stylesheet">
<script src = "/scripts/jquery.min.js"></script>
<script src = "/bootstrap/js/bootstrap.min.js"></script>
</head>
<body>
<div style = "padding: 100px 100px 10px;">
<form class = "bs-example bs-example-form" role = "form">
<div class = "input-group">
<span class = "input-group-addon">@</span>
<input type = "text" class = "form-control" placeholder = "twitterhandle">
</div>
<br>
<div class = "input-group">
<input type = "text" class = "form-control">
<span class = "input-group-addon">.00</span>
</div>
<br>
<div class = "input-group">
<span class = "input-group-addon">$</span>
<input type = "text" class =" form-control">
<span class = "input-group-addon">.00</span>
</div>
</form>
</div>
</body>
</html>