toRevocateMark: function(event) {    console.log(event);    var index = event.currentTarget.dataset.index;    var i = parseInt(index);    var newss = this.data.newss;    var that = this;    wx.request({      url: app.globalData.baseurl + 'api/news/revocateMark',      header: {        'token': wx.getStorageSync('token') // 默认值      },      data: {        markid: newss[i].id      },      success: function(res) {        console.log(res)        wx.showToast({          title: '取消成功',          icon: 'none',          duration: 2000        });        newss[i].isMark = 0;        that.setData({          'newss': newss        })      }    })  }

　　

     
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