HTML
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width">
<title>文本框 - 含图标</title>
<link rel="stylesheet" href="https://cdn.w3cbus.com/library/mdui/1.0.2/css/mdui.min.css"/>
</head>
<body>
<div class="mdui-container">
<div class="mdui-textfield">
<i class="mdui-icon material-icons">email</i>
<input class="mdui-textfield-input" type="email" placeholder="Email"/>
</div>
<!-- 固定标签 -->
<div class="mdui-textfield">
<i class="mdui-icon material-icons">account_circle</i>
<label class="mdui-textfield-label">User name</label>
<input class="mdui-textfield-input" type="text"/>
</div>
<!-- 浮动标签、多行文本框 -->
<div class="mdui-textfield mdui-textfield-floating-label">
<i class="mdui-icon material-icons">textsms</i>
<label class="mdui-textfield-label">Message</label>
<textarea class="mdui-textfield-input"></textarea>
</div>
<!-- 禁用状态 -->
<div class="mdui-textfield">
<i class="mdui-icon material-icons">lock</i>
<input class="mdui-textfield-input" type="text" placeholder="Disabled" disabled/>
</div>
</div>
<script src="https://cdn.w3cbus.com/library/mdui/1.0.2/js/mdui.min.js"></script>
</body>
</html>