const pArr = []
        uni.chooseImage({
          count,
          sizeType: 'original',
          success: (path) => {
            uni.showLoading({
              title: '上传中...',
              mask: true,
              icon: 'none'
            })
            path.tempFilePaths.map((item, index) => {
              // compressImage(item).then(comPath => {
                pArr.push(
                  new Promise((resolve, reject) => {
                    ossUpload.call(_self, item, path.tempFiles[index].name, function(res) {
                      _self.imgArr.push(res)
                      resolve(res)
                    })
                  })
                )
              // })
            })
            Promise.all(pArr).then(res => {
              uni.hideLoading()
            })
          }
        })

没网的苦恼_ico