微信小程序引用iconfont图标的方法

@font-face {
 font-family: 'iconfont';
 src: url('iconfont.eot');
 src: url('iconfont.eot?#iefix') format(' ded-opentype'),
 url('iconfont.woff') format('woff'),
 url('iconfont.ttf') format('truetype'),
 url('iconfont.svg#iconfont') format('svg');
}
.iconfont{
 font-family:"iconfont";
 font-size:16px;font-style:normal;
 -webkit-font-smoothing: antialiased;
 -webkit-text-stroke-width: 0.2px;
 -moz-osx-font-smoothing: grayscale;
}

.icon:after{
 font-family: 'iconfont';
 font-weight: 500;
 font-style: normal;
 content: '\e698;'
}