upload image and convert to base64 js node code example

Example 1: nodejs read image as base64

const fs = require('fs');
const contents = fs.readFileSync('/path/to/file.jpg', {encoding: 'base64'});

Example 2: node.js - How do I convert an image to a base64-encoded data URL

var fs = require('fs');

var imageAsBase64 = fs.readFileSync('./your-image.png', 'base64');