C#台湾身份证合法性验证
國民身分證統一編號檢查方法
| 字母 | Ａ | Ｂ | Ｃ | Ｄ | Ｅ | Ｆ | Ｇ | Ｈ | Ｉ | Ｊ | Ｋ | Ｌ | Ｍ | Ｎ | Ｏ | Ｐ | Ｑ | Ｒ | Ｓ | Ｔ | Ｕ | Ｖ | Ｗ | Ｘ | Ｙ | Ｚ |
| 數值 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 34 | 18 | 19 | 20 | 21 | 22 | 35 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 32 | 30 | 31 | 33 |
七、３與檢查碼相符，此國民身分證統一編號符合邏輯檢查。
#region 臺灣身份證號碼驗證 private bool CheckIDCard_CHT(string IDCard) { string strFirstCode=""; if(IDCard.Length!=10) { return false;//长度必需为10 } if(IDCard.Substring(1,1)!="1"&&IDCard.Substring(1,1)!="2") { return false;//第二位必需是1=男或者2=女 } switch(IDCard.Substring(0,1)) { case "A": strFirstCode="10"; break; case "B": strFirstCode="11"; break; case "C": strFirstCode="12"; break; case "D": strFirstCode="13"; break; case "E": strFirstCode="14"; break; case "F": strFirstCode="15"; break; case "G": strFirstCode="16"; break; case "H": strFirstCode="17"; break; case "I": strFirstCode="34"; break; case "J": strFirstCode="18"; break; case "K": strFirstCode="19"; break; case "L": strFirstCode="20"; break; case "M": strFirstCode="21"; break; case "N": strFirstCode="22"; break; case "O": strFirstCode="35"; break; case "P": strFirstCode="23"; break; case "Q": strFirstCode="24"; break; case "R": strFirstCode="25"; break; case "S": strFirstCode="26"; break; case "T": strFirstCode="27"; break; case "U": strFirstCode="28"; break; case "V": strFirstCode="29"; break; case "W": strFirstCode="32"; break; case "X": strFirstCode="30"; break; case "Y": strFirstCode="31"; break; case "Z": strFirstCode="33"; break; default: return false; } int iAllNum=Convert.ToInt32(strFirstCode.Substring(0,1))+ Convert.ToInt32(strFirstCode.Substring(1,1))*9+ Convert.ToInt32(IDCard.Substring(1,1))*8+ Convert.ToInt32(IDCard.Substring(2,1))*7+ Convert.ToInt32(IDCard.Substring(3,1))*6+ Convert.ToInt32(IDCard.Substring(4,1))*5+ Convert.ToInt32(IDCard.Substring(5,1))*4+ Convert.ToInt32(IDCard.Substring(6,1))*3+ Convert.ToInt32(IDCard.Substring(7,1))*2+ Convert.ToInt32(IDCard.Substring(8,1))*1+ Convert.ToInt32(IDCard.Substring(9,1))*1; if(iAllNum%10!=0) { return false; } return true; } #endregion本文来自互联网用户投稿，文章观点仅代表作者本人，不代表本站立场，不承担相关法律责任。如若转载，请注明出处。 如若内容造成侵权/违法违规/事实不符，请点击【内容举报】进行投诉反馈！