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DownloadTask.offProgressUpdate

取消监听下载进度变化事件。

Example

ts

const task = ek.downloadFile({
  url: 'https://example.com/file/test.png',
  success: res => {
    console.log(res.tempFilePath)
  },
  fail: res => {
    console.log(res.errMsg)
  }
})

const onUpdate = res => {
  console.log(`progress: ${res.progress}%`)
}

task.onProgressUpdate(onUpdate)

// do some ...
task.offProgressUpdate(onUpdate)