Question

i have 4 properties like these

    public string strLastName { get; set; }
    public string strSpeciality { get; set; }
    public string strProfession { get; set; }
    public string strUserName { get; set; }
    public string strPassword { get; set; }
    public string strRegDate { get; set; }

now how can i set NULL Value for strRegDate property? i don t want use IF statement, thanks

Answer 1

您的法典使用auto-implemented property,大致相当于这一更为明确的法典:

private string _strLastName = null;  // default(string)

public string strLastName
{
    get { return _strLastName; }
    set {  _strLastName = value; }
}

如你所知,违约价值已经无效。

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