Subject

string System.Net.Mail.Message.Subject

getsetpackage

Definition at line 116 of file Message.cs.

    {
        get
        {
            return _subject;
        }
        set
        {
            Encoding encoding = null;
            try
            {
                encoding = MimeBasePart.DecodeEncoding(value);
            }
            catch (ArgumentException)
            {
            }
            if (encoding != null && value != null)
            {
                try
                {
                    value = MimeBasePart.DecodeHeaderValue(value);
                    _subjectEncoding = _subjectEncoding ?? encoding;
                }
                catch (FormatException)
                {
                }
            }
            if (value != null && MailBnfHelper.HasCROrLF(value))
            {
                throw new ArgumentException(System.SR.MailSubjectInvalidFormat);
            }
            _subject = value;
            if (_subject != null)
            {
                _subject = _subject.Normalize(NormalizationForm.FormC);
                if (_subjectEncoding == null && !MimeBasePart.IsAscii(_subject, permitCROrLF: false))
                {
                    _subjectEncoding = Encoding.GetEncoding("utf-8");
                }
            }
        }
    }