(Node.js) Get Contents of File as Base64

Demonstrates how to read the contents of a file and convert to a base64 string.

Install Chilkat for Node.js and Electron using npm at Chilkat npm packages for Node.js Chilkat npm packages for Electron on Windows, Linux, MacOSX, and ARM

var os = require('os');
if (os.platform() == 'win32') {  
    if (os.arch() == 'ia32') {
        var chilkat = require('@chilkat/ck-node21-win-ia32');
    } else {
        var chilkat = require('@chilkat/ck-node21-win64'); 
    }
} else if (os.platform() == 'linux') {
    if (os.arch() == 'arm') {
        var chilkat = require('@chilkat/ck-node21-arm');
    } else if (os.arch() == 'x86') {
        var chilkat = require('@chilkat/ck-node21-linux32');
    } else {
        var chilkat = require('@chilkat/ck-node21-linux64');
    }
} else if (os.platform() == 'darwin') {
    if (os.arch() == 'arm64') {
        var chilkat = require('@chilkat/ck-node21-mac-m1');
    } else {
        var chilkat = require('@chilkat/ck-node21-macosx');
    }
}

function chilkatExample() {

    var bd = new chilkat.BinData();

    var success = bd.LoadFile("qa_data/jpg/starfish.jpg");
    if (success == false) {
        console.log("Failed to load file.");
        return;
    }

    console.log(bd.GetEncoded("base64"));

    // If you want mult-line base64:
    console.log("--");
    console.log(bd.GetEncoded("base64_mime"));

    // If you want hex..
    console.log("--");
    console.log(bd.GetEncoded("hex"));

    // etc.

}

chilkatExample();