DownloadTask

Introduction

An object that can listen to download progress events and cancel download tasks.

Methods

• Abort the download task DownloadTask.abort()
• Listen to download progress events DownloadTask.onProgressUpdate()

Sample Code

// pages/index/index.js

Page({
  downloadFile() {
    const downloadTask = dlt.downloadFile({
      url: "xxx",
      success(res) {
        console.log(res);
      },
      fail(res) {
        console.error(res);
      },
    });

    downloadTask.onProgressUpdate((res) => {
      console.log("Download Progress", res.progress);
      console.log("Data length already downloaded", res.totalBytesWritten);
      console.log("Total expected data length to download", res.totalBytesExpectedToWrite);
    });

    downloadTask.abort((res) => {
      console.log(res);
    }); // Cancel the download task
  },
});