<?php defined('BASEPATH') OR exit('No direct script access allowed.');

$config['useragent']        = 'PHPMailer'; // Mail engine switcher: 'CodeIgniter' or 'PHPMailer'
$config['protocol']         = 'smtp';                   // 'mail', 'sendmail', or 'smtp'
$config['mailpath']         = '/usr/sbin/sendmail';
$config['smtp_host']        = 'smtp.gmail.com';
$config['smtp_user']        = '***********@gmail.com';
$config['smtp_pass']        = '*********';
$config['smtp_port']        = 587;
$config['smtp_timeout']     = 5;                        // (in seconds)
$config['smtp_crypto']      = 'tls';                    // '' or 'tls' or 'ssl'
$config['wordwrap']         = true;
$config['wrapchars']        = 76;
$config['mailtype']         = 'html';                   // 'text' or 'html'
$config['charset']          = 'iso-8859-1';
$config['validate']         = true;
$config['priority']         = 3;                        // 1, 2, 3, 4, 5
$config['crlf']             = "n";                     // "rn" or "n" or "r"
$config['newline']          = "n";                     // "rn" or "n" or "r"
$config['bcc_batch_mode']   = false;
$config['bcc_batch_size']   = 200;

$this->email->from('rupendrakumardhiman@gmail.com', 'Rupendra');
      $this->email->to('rupu.engg@gmail.com');
      $this->email->subject('Notification Mail');
      $this->email->message('Your message');
      $this->email->send();

      echo $this->email->print_debugger();

220 smtp.gmail.com ESMTP g20-v6sm6361567pfi.163 - gsmtp

hello: 250-smtp.gmail.com at your service, [160.202.36.237]
250-SIZE 35882577
250-8BITMIME
250-STARTTLS
250-ENHANCEDSTATUSCODES
250-PIPELINING
250-CHUNKING
250 SMTPUTF8

starttls: 220 2.0.0 Ready to start TLS

hello: 250-smtp.gmail.com at your service, [160.202.36.237]
250-SIZE 35882577
250-8BITMIME
250-AUTH LOGIN PLAIN XOAUTH2 PLAIN-CLIENTTOKEN OAUTHBEARER XOAUTH
250-ENHANCEDSTATUSCODES
250-PIPELINING
250-CHUNKING
250 SMTPUTF8

from: 250 2.1.0 OK g20-v6sm6361567pfi.163 - gsmtp

to: 250 2.1.5 OK g20-v6sm6361567pfi.163 - gsmtp

data: 354  Go ahead g20-v6sm6361567pfi.163 - gsmtp


quit:

The following SMTP error was encountered:
The following SMTP error was encountered:
Unable to send email using PHP SMTP. Your server might not be configured to send mail using this method.

Date: Fri, 11 May 2018 19:14:55 +0530
From: "Rupendra" <rupendrakumardhiman@gmail.com>
Return-Path: <rupendrakumardhiman@gmail.com>
To: rupu.engg@gmail.com
Subject: =?ISO-8859-1?Q?=4E=6F=74=69=66=69=63=61=74=69=6F=6E=20=4D=61=69=6C?=
Reply-To: <rupendrakumardhiman@gmail.com>
User-Agent: PHPMailer
X-Sender: rupendrakumardhiman@gmail.com
X-Mailer: PHPMailer
X-Priority: 3 (Normal)
Message-ID: <5af59e575b1d2@gmail.com>
Mime-Version: 1.0


Content-Type: multipart/alternative; boundary="B_ALT_5af59e575b232"

This is a multi-part message in MIME format.
Your email application may not support this format.

--B_ALT_5af59e575b232
Content-Type: text/plain; charset=ISO-8859-1
Content-Transfer-Encoding: 8bit

Your message


--B_ALT_5af59e575b232
Content-Type: text/html; charset=ISO-8859-1
Content-Transfer-Encoding: quoted-printable

Your message

--B_ALT_5af59e575b232--

Ok