用了weui框架 你跟我说不支持伪元素， 我用了图标，又不能显示content，一名前端不用了css伪类，好奇怪
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使用伪类有什么特殊的场景么，小程序采用数据驱动模式工作的，尝试又数数据变化来实现你要的效果？
官方都是吃shi的吗，伪元素到现在还不显示样式
图标没有伪类也是可以显示的 主要是我要设置weui-cell、weui-panel的 ：after
你可以把图标样式去掉，先测试看content能不能显示