示例代码:
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
<link rel="stylesheet" href="bootstrap.css">
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="bootstrap.min.js"></script>
</head>
<body>
<div class="input-group">
<span class="input-group-addon">$</span>
<input type="text" class="form-control">
</div>
</body>
</html>
显示效果:
是不是很好看哦。