how to download png images nodejs code example

Example 1: download image in nodejs

const request = require('request');
const fs = require('fs');

async function download(url, dest) {

    /* Create an empty file where we can save data */
    const file = fs.createWriteStream(dest);

    /* Using Promises so that we can use the ASYNC AWAIT syntax */
    await new Promise((resolve, reject) => {
      request({
        /* Here you should specify the exact link to the file you are trying to download */
        uri: url,
        gzip: true,
      })
          .pipe(file)
          .on('finish', async () => {
            console.log(`The file is finished downloading.`);
            resolve();
          })
          .on('error', (error) => {
            reject(error);
          });
    })
        .catch((error) => {
          console.log(`Something happened: ${error}`);
        });
}

// example

(async () => {
  	const data = await download('https://random.dog/vh7i79y2qhhy.jpg', './images/image.jpg');
  	console.log(data); // The file is finished downloading.
})();

Example 2: node js download image from url as buffer

var request = require('request').defaults({ encoding: null });
request.get(s3Url, function (err, res, body) {
      //process exif here
});