HTML
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width">
<title>工具提示 - 通过自定义属性调用</title>
<link rel="stylesheet" href="../assets/mdui-v0.4.3/css/mdui.min.css"/>
</head>
<body>
<div class="mdui-container mdui-p-t-5">
<div class="mdui-row-xs-3">
<div class="mdui-col mdui-text-center">
<button class="mdui-btn mdui-btn-icon" mdui-tooltip="{content: '打印'}"><i class="mdui-icon material-icons">local_printshop</i></button>
</div>
<div class="mdui-col mdui-text-center">
<button class="mdui-btn mdui-btn-icon" mdui-tooltip="{content: '打印', position: 'top'}"><i class="mdui-icon material-icons">local_printshop</i></button>
</div>
<div class="mdui-col mdui-text-center">
<button class="mdui-btn mdui-btn-icon" mdui-tooltip="{content: '打印', delay: 1000}"><i class="mdui-icon material-icons">local_printshop</i></button>
</div>
</div>
</div>
<script src="../assets/mdui-v0.4.3/js/mdui.min.js"></script>
</body>
</html>