1、苹果机下underline出现双横线，安卓机是好的，如图：

2、多个video的唯一播放，已经用代码做了限制，在开发者工具操作正常，但是在真机上不能使用，点击以后，每个视频都会放，不会暂停原来的视频

<video id="Video1" data-id="Video1" bindtap="playVideo" src="http://wxsnsdy.tc.qq.com/105/20210/snsdyvideodownload?filekey=30280201010421301f0201690402534804102ca905ce620b1241b726bc41dcff44e00204012882540400&bizid=1023&hy=SH&fileparam=302c020101042530230204136ffd93020457e3c4ff02024ef202031e8d7f02030f42400204045a320a0201000400"    controls></video>  <video id="Video2" data-id="Video2" bindtap="playVideo" src="http://wxsnsdy.tc.qq.com/105/20210/snsdyvideodownload?filekey=30280201010421301f0201690402534804102ca905ce620b1241b726bc41dcff44e00204012882540400&bizid=1023&hy=SH&fileparam=302c020101042530230204136ffd93020457e3c4ff02024ef202031e8d7f02030f42400204045a320a0201000400"    controls></video>  <video id="Video3" data-id="Video3" bindtap="playVideo" src="http://wxsnsdy.tc.qq.com/105/20210/snsdyvideodownload?filekey=30280201010421301f0201690402534804102ca905ce620b1241b726bc41dcff44e00204012882540400&bizid=1023&hy=SH&fileparam=302c020101042530230204136ffd93020457e3c4ff02024ef202031e8d7f02030f42400204045a320a0201000400"   controls></video>

playVideo: function (e){     var that = this;     var VideoID = e.target.dataset.id     var videoContextOld     var videoContextNew     if (that.data.oldVideoID == ''){       that.setData({         oldVideoID: e.target.dataset.id       })     }     if (VideoID != that.data.oldVideoID && that.data.oldVideoID!='') {       videoContextOld = wx.createVideoContext(that.data.oldVideoID)       videoContextOld.pause()       console.log('videoContextOld', videoContextOld)       videoContextNew = wx.createVideoContext(VideoID)       videoContextNew.play()       videoContextNew.requestFullScreen       console.log('videoContextNew', videoContextNew)       that.setData({         oldVideoID: VideoID       })     }else{       videoContextNew = wx.createVideoContext(that.data.oldVideoID)       videoContextNew.play()       videoContextNew.requestFullScreen     }   },

3、video不能支持滑动，该问题官方已回复是已知问题