Answers for "file to buffer conversion js"

nodejs create buffer from string

// a string
const str = "Hey. this is a string!";

// convert string to Buffer
const buff = Buffer.from(str, "utf-8");

console.log(buff); // <Buffer 48 65 79 2e ... 72 69 6e 67 21>

get buffer from file javascript

const fileBuffer = Buffer.from(file, 'base64')
// OR
fs.readFile(file, function(err, buffer){})