data() {
  return {
   
   msg:'苏喂苏喂苏喂'

  };
getData(){
 console.log( this.msg )
}

 data() {
  return {
   concat:'12345678'
  };

<van-cell-group>
   <van-cell title="电话" value="点击拨打" data-text="*******" icon="phone" />
   <van-cell title="微信" value="点击复制" data-text="********" icon="chat" @click="copy($event)"/>
   <van-cell title="邮箱" value="点击复制" data-text="*******" @click="copy($event)" icon="invition"/>
   <van-cell title="博客" value="点击复制" data-text="******
" icon="desktop-o" @click="copy($event)"/>
  </van-cell-group>

copy(e){
   var that = this;
   console.log(e.currentTarget.dataset.text)
    wx.setClipboardData({
     data: e.currentTarget.dataset.text,
     success: function (res) {
     wx.showModal({
      title: '提示',
      content: '复制成功',
      success: function (res) {
      if (res.confirm) {
       console.log('确定')
      } else if (res.cancel) {
       console.log('取消')
      }
      }
     })
   }
 });