Node JS Convert Image File to Base64 String Example

In this example, you will learn node js convert image file to base64. you will learn node js convert base64 string to image. you can see node js image to base64 string convert. step by step explain how to convert image to base64 in node js.

I will give you simple solution with full example of how to convert image to base64 string in node js. let’s see solution with example:

Solution:

var base64str = base64_encode('demo.png');  function base64_encode(file) {    return "data:image/gif;base64,"+fs.readFileSync(file, 'base64');}

Example:

const express = require('express');
const fs = require('fs');
const app = express();
  
var base64str = base64_encode('demo.png');
console.log(base64str);
  
function base64_encode(file) {
    return "data:image/gif;base64,"+fs.readFileSync(file, 'base64');
}
  
app.listen(3000);

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