React Native

Base64 Encode a File

_LANGUAGE_ to Base64 encode the contents of a file. React Native

import { FileAccess } from '@chilkat/react-native'

function chilkatExample() {
  // Get the contents of a file into a base64 encoded string:
  const fac = new FileAccess();
  let strBase64: string;
  try {
    strBase64 = fac.readBinaryToEncoded('c:/data/something.pdf', 'base64');
  } catch {
    console.log(fac.lastErrorText);
    return;
  }

  // Now write the string to a file:
  try {
    fac.writeEntireTextFile('c:/data/something_pdf_base64.txt', strBase64, 'us-ascii', false);
  } catch {
    console.log(fac.lastErrorText);
    return;
  }

  console.log('Success!');
}