base64decoding.js

var dbr = require('../../index.js');
var barcodeTypes = dbr.barcodeTypes;
var readline = require('readline');
var fs = require('fs');

// Get a license key from https://www.dynamsoft.com/customer/license/trialLicense/?product=dcv&package=cross-platform
dbr.initLicense("DLS2eyJoYW5kc2hha2VDb2RlIjoiMjAwMDAxLTE2NDk4Mjk3OTI2MzUiLCJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSIsInNlc3Npb25QYXNzd29yZCI6IndTcGR6Vm05WDJrcEQ5YUoifQ==");

fs.readFile('base64.txt', 'utf8', async (err, data) => {
  for (let i = 0; i < 5; i++) {
    msg = await dbr.decodeBase64Async(data, barcodeTypes, "");
    console.log(msg);
    console.log('.................');
  }

});