小程序复制文本方法

//把需要复制的字段赋值给data
copyText(e) {
    let data = this.data.orderRefund.userOrder.orderCode
    if (data) {
      wx.setClipboardData({
        data: data,
        success: function(res) {
          wx.getClipboardData({
            success: function(res) {
              wx.showToast({
                title: '复制成功',
                icon: "success",
                duration: 1000
              })
            }
          })
        }
      })
    }else{
      wx.showToast({
        title: '复制失败',
        icon: "none",
        duration: 1000
      })
    }
  },