$mail = new PHPMailer();
            foreach(['testmail1@gmail.com',/* 'testmail2@hotmail.com',*/ 'testmail3@icloud.com', 'testmail4@gmail.com', 'testmail5@gmail.com', 'testmail6@gmail.com'] as $tm)
                $mail->addAddress($tm);

            $mail->isSMTP(); // default
            $mail->SMTPAuth   = true; // default

            $mail->Host       = 'smtp.office365.com';
            $mail->Username   = 'myMail@hotmail.com';
            $mail->Password   = 'myPassWord';
            $mail->Port       = 587;

            $mail->SMTPSecure = PHPMailer::ENCRYPTION_STARTTLS;

            $mail->setFrom('myMail@hotmail.com', 'Something is Here');

            $mail->Subject = Request::post('baslik');
            $mail->Body    = Request::post('content');

            if (!$mail->send())
                echo "ERROR(LINE79): ". $mail->ErrorInfo;
            else
                echo "GÖNDERİLDİ !";
ERROR(LINE79): SMTP connect() failed. https://github.com/PHPMailer/PHPMailer/wiki/Troubleshooting