请教一下：在 iOS 上，右上角这个的 Home 图标点击后返回小程序首页是如何实现的？
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你转发给别人（内页），别人打开会显示那个按钮
ios6.5.8最新版本和android内测版本6.5.8支持，低版本暂不支持：https://mp.weixin.qq.com/s?__biz=MzA5MzQzOTA4NQ==&mid=2648684757&idx=1&sn=7ff0b47a25e393b075b1d9badeb52577&chksm=8876cdd7bf0144c12d7ebdb09f43d3d281eff98485d8889a91cb09945db8d72747eca18e51d4#rd