📄 main.pas
字号:
unit main;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls, inifiles;
type
TfrmMain = class(TForm)
EdtSfz: TEdit;
Label1: TLabel;
EdtAddr: TEdit;
btnOK: TButton;
EdtBorn: TEdit;
EdtSex: TEdit;
Label3: TLabel;
Label4: TLabel;
Label5: TLabel;
Label2: TLabel;
EdtnewSfz: TEdit;
btnExit: TButton;
cbCheck: TCheckBox;
EdtCheck: TEdit;
procedure FormCreate(Sender: TObject);
procedure btnOKClick(Sender: TObject);
procedure btnExitClick(Sender: TObject);
procedure cbCheckClick(Sender: TObject);
procedure EdtSfzKeyPress(Sender: TObject; var Key: Char);
procedure EdtSfzContextPopup(Sender: TObject; MousePos: TPoint;
var Handled: Boolean);
procedure EdtSfzMouseMove(Sender: TObject; Shift: TShiftState; X,
Y: Integer);
private
{ Private declarations }
public
{ Public declarations }
function SfzAddr(sfzStr: string):string;
function SfzBorn(SfzStr: string):TDate;
function SfzSex(SfzStr : string):boolean;
function NewSfz(SfzStr : string):string;
function SfzCheck(SfzStr :string) :Integer;
end;
var
frmMain: TfrmMain;
ini : Tinifile;
sPath : string;
A : array[0..16] of Integer = (7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2) ;
CheckCode : array [0..10] of string = ('1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2') ;
{
18位公民身份证号码的编排规则
本资料从网上多处说明整理而来。如有错误请发邮件到:poolord@2ndhometown.net,谢谢。
18位身份证标准在国家质量技术监督局于1999年7月1日实施的GB11643-1999《公民身份号码》中做了明确规定。
GB11643-1999《公民身份号码》为GB11643-1989《社会保障号码》的修订版,其中指出将原标准名称“社会保障号码”更名为“公民身份号码”,另外GB11643-1999《公民身份号码》从实施之日起代替GB11643-1989。
公民身份号码是特征组合码,由十七位数字本体码和一位校验码组成。排列顺序从左至右依次为:六位数字地址码,八位数字出生日期码,三位数字顺序码和一位校验码。其含义如下:
1. 地址码:表示编码对象常住户口所在县(市、旗、区)的行政区划代码,按GB/T2260的规定执行。
2. 出生日期码:表示编码对象出生的年、月、日,按GB/T7408的规定执行,年、月、日分别用4位、2位、2位数字表示,之间不用分隔符。
3. 顺序码:表示在同一地址码所标识的区域范围内,对同年、同月、同日出生的人编定的顺序号,顺序码的奇数分配给男性,偶数分配给女性。
校验的计算方式:
1. 对前17位数字本体码加权求和
公式为:S = Sum(Ai * Wi), i = 0, ... , 16
其中Ai表示第i位置上的身份证号码数字值,Wi表示第i位置上的加权因子,其各位对应的值依次为:
7 9 10 5 8 4 2 1 6 3 7 9 10 5 8 4 2
2. 以11对计算结果取模
Y = mod(S, 11)
3. 根据模的值得到对应的校验码
对应关系为:
Y值: 0 1 2 3 4 5 6 7 8 9 10
校验码: 1 0 X 9 8 7 6 5 4 3 2
}
implementation
{$R *.dfm}
procedure TfrmMain.FormCreate(Sender: TObject);
begin
Application.Title := Caption;
Application.HintPause := 0;
Application.HintHidePause := 8000;
Application.HintColor := clWhite;
sPath := IncludeTrailingBackslash(extractfilePath(Application.ExeName));
cbCheck.Checked := true;
Ini := Tinifile.Create(sPath + 'sfz.dll');
end;
function TfrmMain.SfzAddr(sfzStr: string): string;
var
addr: string;
begin
addr := copy(sfzstr,1,6);
try
result := Ini.ReadString('sfz',Addr,'未知地址');
except
Result := '未知地址'
end;
end;
function TfrmMain.SfzBorn(SfzStr: string): TDate;
var
bornStr : string;
begin
case length(SfzStr) of
18 :
begin
BornStr := copy(SfzStr,7,8);
end;
15:
begin
BornStr := copy(SfzStr,7,6);
if (StrtoInt(copy(BornStr,1,2))< 10 )then
BornStr := '20' + BornStr
else
BornStr := '19' + BornStr;
end
else begin
showmessage('错误的身份证号码');
Result := StrtoDate('1900-01-01');
exit;
end;
end;
Insert('-',BornStr,7);
Insert('-',BornStr,5);
try
Result := StrtoDate(BornStr);
except
ShowMessage('错误的身份证出生日期');
result := StrtoDate('1900-01-01');
end;
end;
procedure TfrmMain.btnOKClick(Sender: TObject);
begin
EdtAddr.Clear;
EdtNewSfz.Clear;
EdtBorn.Clear;
EdtSex.Clear;
EdtCheck.Clear;
if not fileExists(sPath + 'sfz.dll') then
begin
Application.MessageBox('信息库 sfz.dll 不存在,无法进行查询','温馨提示',mb_iconInformation);
Application.BringToFront;
exit;
end;
if not (Length(EdtSfz.Text) in [15,18]) then
begin
Application.MessageBox('身份证号码长度不对,请检查! ','温馨提示',mb_iconInformation);
exit;
end;
EdtAddr.font.Color := clBlue;
EdtAddr.Text := SfzAddr(EdtSfz.Text);
if EdtAddr.Text = '未知地址' then
begin
EdtAddr.Font.Color := clRed;
// exit;
end;
EdtBorn.Text := formatDateTime('yyyy"年"mm"月"DD"日"',SfzBorn(EdtSfz.Text));
if SfzSex(EdtSfz.Text) then
EdtSex.Text := '男'
else
EdtSex.Text := '女';
EdtNewSFz.Text := NewSfz(EdtSFz.Text);
if cbCheck.Checked then
case SfzCheck(EdtSfz.Text) of
1:
begin
EdtCheck.Font.Color := clBlue;
EdtCheck.Text := '效验正确' ;
end;
0:
begin
EdtCheck.Font.Color := clRed;
Edtcheck.Text := '效验失败';
end;
else
begin
EdtCheck.Font.Color := clBlue;
EdtCheck.Text := '没有效验' ;
end;
end;
end;
procedure TfrmMain.btnExitClick(Sender: TObject);
begin
close;
end;
function TfrmMain.SfzSex(SfzStr: string): boolean;
begin
result := false;
case length(SfzStr) of
18 :
begin
Result := ((strtoInt(copy(sfzStr,15,3)) mod 2) = 1);
end;
15:
begin
Result := ((strtoInt(copy(sfzStr,13,3)) mod 2) = 1);
end
end
end;
function TfrmMain.NewSfz(SfzStr: string): string;
var
Oldyear, Newyear, s :string;
i, sum, Y : Integer;
begin
if length(SfzStr) = 18 then Result := SfzStr
else if length(sfzStr) = 15 then
begin
Oldyear := copy(SfzStr,7,2);
if StrtoInt(OldYear) < 10 then NewYear := '20'+Oldyear
else
Newyear := '19'+OldYear;
delete(SfzStr,7,2);
Insert(Newyear,SfzStr,7);
sum := 0;
for i := 0 to 16 do
begin
s := Copy(SfzStr,i+1,1);
sum := sum + StrToInt(s)* A[i];
end;
Y := sum mod 11;
Result := SfzStr + checkCode[Y];
end
else
Result := '无法转换的身份证号码';
end;
function TfrmMain.SfzCheck(SfzStr: string): Integer;
var
Ai : Array[0..16] of integer;
i,Value : integer;
begin
Result := 2;
Value := 0;
if Length(SfzStr) = 18 then
begin
for i := 0 to 16 do
begin
try
Ai[i] := StrtoInt(copy(SfzStr,i+1,1));
except
Showmessage('身份证号码有误');
exit;
end;
end;
for i := 0 to 16 do
begin
Value := Value + ai[i]*A[i];
end;
Value := Value mod 11 ;
if uppercase(copy(sfzStr,18,1))= uppercase(CheckCode[Value]) then
Result := 1
else
result := 0;
end
else
Result := 2;
end;
procedure TfrmMain.cbCheckClick(Sender: TObject);
begin
EdtCheck.Visible := cbCheck.Checked;
EdtCheck.Clear;
end;
procedure TfrmMain.EdtSfzKeyPress(Sender: TObject; var Key: Char);
begin
// showmessage(InttoStr(Integer(key)));
if not (key in ['1'..'9','0',#13,#22,#8,'x','X']) then
begin
key := #0;
end;
end;
procedure TfrmMain.EdtSfzContextPopup(Sender: TObject; MousePos: TPoint;
var Handled: Boolean);
begin
Handled := false;
end;
procedure TfrmMain.EdtSfzMouseMove(Sender: TObject; Shift: TShiftState; X,
Y: Integer);
begin
Tedit(sender).Hint := TEdit(sender).Text;
end;
end.
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