React Native

Download Text File into String Variable

See more FTP Examples

Download a text file directly into a string variable. React Native

import { Ftp2 } from '@chilkat/react-native'

async function chilkatExample() {
  // This example requires the Chilkat API to have been previously unlocked.
  // See Global Unlock Sample for sample code.

  const ftp = new Ftp2();

  ftp.hostname = 'ftp.someFtpServer.com';
  ftp.username = 'myFtpUserAccount';
  ftp.password = 'myFtpPassword';

  // Set other possible settings...
  // See http://www.cknotes.com/determining-ftp2-connection-settings/ 
  // for more information about FTP connection settings.
  ftp.passive = true;
  ftp.authTls = true;

  // Connect and login to the FTP server.
  try {
    await ftp.connectAsync();
  } catch {
    console.log(ftp.lastErrorText);
    return;
  }

  // Change to the remote directory where the existing file is located.
  try {
    await ftp.changeRemoteDirAsync('junk');
  } catch {
    console.log(ftp.lastErrorText);
    return;
  }

  // Download the contents of the remote file into a string variable.

  // The GetRemoteFileTextData method assumes the remote file contains ANSI chars.
  // To download text files containing non-ANSI text, such as utf-8, call GetRemoteFileTextC
  // instead. (see below)
  let fileContents: string;
  try {
    fileContents = await ftp.getRemoteFileTextDataAsync('ansiText.txt');
    console.log(fileContents);
  } catch {
    console.log(ftp.lastErrorText);
    return;
  }

  // To download a remote text file containing utf-8 chars, 
  // call GetRemoteFileTextC and pass "utf-8" for the 2nd arg.  This tells
  // Chilkat to interpret the incoming bytes according to the utf-8 character encoding.

  try {
    fileContents = await ftp.getRemoteFileTextCAsync('utf8Text.txt', 'utf-8');
    console.log(fileContents);
  } catch {
    console.log(ftp.lastErrorText);
    return;
  }

  await ftp.disconnectAsync();
}