Sending Email With PHPMailer and SMTP

// Include packages and files for PHPMailer and SMTP protocol

use PHPMailer\PHPMailer\PHPMailer;
use PHPMailer\PHPMailer\Exception;

require 'PHPMailer-master/src/Exception.php';
require 'PHPMailer-master/src/PHPMailer.php';
require 'PHPMailer-master/src/SMTP.php';
// Initialize PHP mailer, configure to use SMTP protocol and add credentials
$mail = new PHPMailer;
//Enable SMTP debugging.
$mail->SMTPDebug = 3;                           
//Set PHPMailer to use SMTP.
$mail->isSMTP();   
$mail->Mailer = "smtp";     
//Set SMTP host name                      
$mail->Host = "smtp.gmail.com";
//Set this to true if SMTP host requires authentication to send email
$mail->SMTPAuth = true;                      
//Provide username and password
$mail->Username = "[email protected]";             
$mail->Password = "password";                       
//If SMTP requires TLS encryption then set it
$mail->SMTPSecure = "tls";                       
//Set TCP port to connect to
$mail->Port = 587;                    
$mail->From = "[email protected]";
$mail->FromName = "Name";
$mail->addAddress("[email protected]", "Recepient Name");
$mail->isHTML(true);
$mail->Subject = "Subject Text";
$mail->Body = "Mail body in HTML";
if(!$mail->send())
{
echo "Mailer Error: " . $mail->ErrorInfo;
}
else
{
echo "Message has been sent";
}