小程序视频列表中视频的播放与停止的示例代码

<block wx:for="{{videoList}}">
  <view class='video-item'>
   <view class='wrapper'>
     <video class='video-video' wx:if='{{index==videoIndex}}' id='video{{index}}' aulay='{{true}}' show-center-play-btn="{{false}}" src='{{item.resource_add}}'></video>
     <image class='video-video2' wx:if='{{index!=videoIndex}}' mode='aspectFill' src='{{item.coverimg}}'></image>
     <image class='videoPlay' wx:if='{{index!=videoIndex}}' data-index='{{index}}' bindtap='videoPlay' src='/images/icon/play.png'></image>
    </view>
    <view class='video-name'>{{item.title}}</view>
    <view class='video-desc' style="{{item.upStatus?'':'display:-webkit-box'}}">{{item.description}}</view>
    <view class='video-bottom'>
      <view class='video-btn' data-index="{{index}}" bindtap='upDown'>
        <image hidden='{{item.upStatus}}' src='/images/icon/slide.png'></image>
        <image hidden='{{!item.upStatus}}' src='/images/icon/up.png'></image>
        <text>{{!item.upStatus?'展开':'收起'}}</text>
      </view>
    </view>
  </view>
</block>

videoPlay(event){
  var index = video.getDataSet(event, 'index');

  if (!this.data.videoIndex) { // 没有播放时播放视频
    this.setData({
      videoIndex: index
    })     
    var videoContext = wx.createVideoContext('video' + index)
    videoContext.play()
  } else {
    var videoContextPrev = wx.createVideoContext('video' + this.data.videoIndex)
    videoContextPrev.s()
    this.setData({
      videoIndex: index
    }) 
    var videoContextCurrent = wx.createVideoContext('video' + index)
    videoContextCurrent.play()
  }
},