using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Drawing;
using?System.Text;
using?System.Windows.Forms;
using?System.Text.Regularexpressions;

namespace?WindowsApplication4
{
????public?partial?class?Form1?:?Form
????{
????????public?Form1（）
????????{
????????????InitializeComponent（）;
????????}

????????private?void?button1_Click（object?sender?EventArgs?e）
????????{
????????????string?bentima?=?this.textBox1.Text.Trim（）;
????????????string?jiaoyanwei?=?getJYW（bentima）;
????????????this.textBox2.Text?=?jiaoyanwei;
????????}
????????/**
?????????*?功能:?根據身份證的前17位計算出校驗位的值		
?????????*?輸入:?身份證的前17位（類型字符串如“11010519491231002“）
?????????*?輸出:?計算出的校驗位（類型單個字符如“X“）															
?????????*/
????????private?string?getJYW（string?BTM）
????????{
????????????//檢驗輸入數據合法性
????????????if?（BTM.Length?!=?17）
????????????{
????????????????MessageBox.Show（“本體碼不是17位！“）;
????????????????return?“?“;
????????????}
????????????if?（!Regex.IsMatch（BTM?@“^\d{17}$“））
????????????{
????????????????MessageBox.Show（“本體碼包含非數字字符！“）;
????????????????return?“?“;
????????????}
????????????//計算
????????????string?result?=?““;
????????????int?sum?=?0;
????????????int?A?=?0;
????????????int?w?=?0;
????????????int?jywValue?=?0;
????????????char[]?jyw?=?BTM.ToCharArray（）;
????????????//
????????????for（int?i=0;?i????????????????A?=?int.Parse（jyw[i].ToString（））;
????????????????w?=?（int）Math.Pow（2?18?-?i?-?1）?%?11;
????????????????sum?+=?w*A;
????????????????//this.label3.Text?+=?“?“?+?A.ToString（）;
????????????????//this.label4.Text?+=?“?“?+?w.ToString（）;
????????????}
????????????jywValue?=?sum?%?11;
????????????//???????????
????????????if?（jywValue?<=?1）
????????????{
????????????????result?=?（1-jywValue）.ToString（）;
????????????}
????????????if?（jywValue?>?2）
????????????{
????????????????result?=?（12-jywValue）.ToString（）;
????????????}
????????????if?（jywValue?==?2）
????????????{
????????????????result?=?“X“;
????????????}?

????????????return?result;
????????}

????}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2012-01-17?15:00??黃梯云課件（4版）\
?????目錄???????????0??2012-01-17?15:00??黃梯云課件（4版）\books\
?????文件?????1104934??2008-03-24?14:13??黃梯云課件（4版）\books\1教材.JPG
?????文件?????1162574??2008-03-24?14:11??黃梯云課件（4版）\books\2習題集.JPG
?????文件?????1144772??2008-03-24?14:10??黃梯云課件（4版）\books\3案例集.JPG
?????文件?????4145152??2008-06-05?12:45??黃梯云課件（4版）\books\MIS習題集及答案.doc
?????文件????????6656??2010-12-29?22:08??黃梯云課件（4版）\books\Thumbs.db
?????目錄???????????0??2012-01-17?15:00??黃梯云課件（4版）\chapter1\
?????目錄???????????0??2012-01-17?15:00??黃梯云課件（4版）\chapter10\
?????文件????????4013??2011-06-07?22:22??黃梯云課件（4版）\chapter10\10th0.htm
?????文件???????10109??2011-06-07?22:44??黃梯云課件（4版）\chapter10\10th1th1.htm
?????文件???????11025??2009-06-02?11:02??黃梯云課件（4版）\chapter10\10th1th2.htm
?????文件????????6088??2009-05-26?11:55??黃梯云課件（4版）\chapter10\10th1th3.htm
?????文件????????5796??2009-06-02?11:06??黃梯云課件（4版）\chapter10\10th1th4.htm
?????文件????????4538??2008-06-17?11:41??黃梯云課件（4版）\chapter10\10th1th5.htm
?????文件????????7170??2008-06-17?11:40??黃梯云課件（4版）\chapter10\10th1th6.htm
?????文件???????23974??2009-06-02?12:30??黃梯云課件（4版）\chapter10\10th2th1.htm
?????文件???????29660??2008-06-17?11:51??黃梯云課件（4版）\chapter10\10th2th2.htm
?????文件????????6549??2008-06-17?11:52??黃梯云課件（4版）\chapter10\10th2th3.htm
?????文件????????6216??2008-06-17?11:53??黃梯云課件（4版）\chapter10\10th2th4.htm
?????文件????????5276??2009-06-02?12:36??黃梯云課件（4版）\chapter10\10th3th1.htm
?????文件????????4719??2009-06-02?12:41??黃梯云課件（4版）\chapter10\10th3th2.htm
?????文件???????13167??2010-12-13?12:57??黃梯云課件（4版）\chapter10\10th4th1.htm
?????文件????????5806??2008-11-07?10:43??黃梯云課件（4版）\chapter10\10th_xiaojie.htm
?????文件????????3545??2011-06-07?21:58??黃梯云課件（4版）\chapter10\10th_xiti.htm
?????文件????????3545??2011-06-07?21:58??黃梯云課件（4版）\chapter10\10th_xiti_da.htm
?????目錄???????????0??2012-01-17?15:00??黃梯云課件（4版）\chapter10\biankuang\
?????文件?????????587??2007-08-23?10:03??黃梯云課件（4版）\chapter10\biankuang\bottom.htm
?????文件????????8674??2007-09-04?22:59??黃梯云課件（4版）\chapter10\biankuang\left.htm
?????文件?????????252??2001-10-26?03:02??黃梯云課件（4版）\chapter10\biankuang\right.htm
?????文件????????2953??2007-09-05?22:15??黃梯云課件（4版）\chapter10\biankuang\top.htm
............此處省略1161個文件信息