using System; namespace YBEE.EQM.Core; /// /// 证件号码验证器 /// public static class CertificateNumberValidator { /// /// 校验身份证号码 /// /// /// public static IdCardValidateResult ValidateIdCard(string idNumber) { IdCardValidateResult result = new() { IdNumber = idNumber, Gender = Gender.UNKNOWN, Success = false }; // 数字验证 if (idNumber.Length != 18 || long.TryParse(idNumber.Remove(17), out long n) == false || n < Math.Pow(10, 16) || long.TryParse(idNumber.Replace('x', '0').Replace('X', '0'), out _) == false) { result.ErrorMessage = "格式(应为18位数字,或17位数字+X)"; return result; } // 省份验证 string address = "11x22x35x44x53x12x23x36x45x54x13x31x37x46x61x14x32x41x50x62x15x33x42x51x63x21x34x43x52x64x65x71x81x82x91"; if (!address.Contains(idNumber.Remove(2), StringComparison.CurrentCulture)) { result.ErrorMessage = "前2位省份代码"; return result; } // 出生日期验证 string birth = idNumber.Substring(6, 8).Insert(6, "-").Insert(4, "-"); if (DateTime.TryParse(birth, out DateTime birthDate) == false) { result.ErrorMessage = "第7至14位出生日期"; return result; } result.BirthDate = birthDate; // 校验码验证 string[] arrVarifyCode = ("1,0,x,9,8,7,6,5,4,3,2").Split(','); string[] Wi = ("7,9,10,5,8,4,2,1,6,3,7,9,10,5,8,4,2").Split(','); char[] Ai = idNumber.Remove(17).ToCharArray(); int sum = 0; for (int i = 0; i < 17; i++) { sum += int.Parse(Wi[i]) * int.Parse(Ai[i].ToString()); } Math.DivRem(sum, 11, out int y); if (arrVarifyCode[y] != idNumber.Substring(17, 1).ToLower()) { result.ErrorMessage = "第18位(校验位)"; return result; } // 性别 string g = idNumber.Substring(idNumber.Length - 2, 1); if ("02468".Contains(g)) { result.Gender = Gender.FEMALE; } else { result.Gender = Gender.MALE; } result.Success = true; //result.ErrorMessage = "符合GB11643-1999标准"; return result; } /// /// 身份证号码验证返回结果 /// public class IdCardValidateResult { /// /// 身份证号码 /// public string IdNumber { get; set; } /// /// 出生日期 /// public DateTime? BirthDate { get; set; } /// /// 性别 /// public Gender Gender { get; set; } = Gender.UNKNOWN; /// /// 是否成功 /// public bool Success { get; set; } = false; /// /// 错误消息 /// public string ErrorMessage { get; set; } } }