/// <summary>
/// 获取身份证中的生日，否则返回DateTime.MinValue
/// </summary>
/// <param name="Id"></param>
/// <returns></returns>
public static DateTime GetIDCardBirthday(string Id)
{
if (!ValidatorUtils.IsIDCard(Id))
{
return(DateTime.MinValue);
}
int intLen = Id.Length;
if (intLen == 15)
{
string ts = string.Empty;
if (Convert.ToInt32(Id.Substring(6, 2)) > 20)
{
ts = "19";
}
else
{
ts = "20";
}
string IDCode18 = Id.Substring(0, 6) + ts + Id.Substring(6);
int[] wi = { 7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2, 1 };
string[] wf = { "1", "0", "X", "9", "8", "7", "6", "5", "4", "3", "2" };
int s = 0;
for (int i = 0; i < 17; i++)
{
s += wi[i] * Convert.ToInt32(IDCode18.Substring(i, 1));
}
IDCode18 += wf[Convert.ToInt32(s) % 11];
Id = IDCode18;
}
if (Id.Length == 18)
{
string birth = Id.Substring(6, 8).Insert(6, "-").Insert(4, "-");
DateTime time = new DateTime();
if (DateTime.TryParse(birth, out time) == false)
{
return(DateTime.MinValue);//生日验证
}
return(time);
}
return(DateTime.MinValue);
}
