首先引入插件
<link href="http://libs.baidu.com/bootstrap/3.0.3/css/bootstrap.min.css" rel="stylesheet">
<script src="dist/spin.min.js"></script>
<script src="dist/ladda.min.js"></script><a href="javascript:void(0);" id="saveGoods" class="btn btn-primary" onclick="$('#goodsForm').submit();">保存</a>在ajax请求前开始loading
var loading = $("#saveGoods").ladda(); loading.ladda('start');请求完毕loading结束
loading.ladda('stop');