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4.4Óû§¹ÜÀí±àÂë

using System;

using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text;

using System.Windows.Forms;

namespace WindowsFormsApplication1 {

public partial class ModifyCode : Form {

public ModifyCode() {

InitializeComponent(); }

private void BtSave_Click(object sender, EventArgs e) {

if (TextName.Text.Trim() == \ || TextPWD.Text.Trim() == \ || TextPWDNew.Text.Trim() == \ || TextPWDNew2.Text.Trim() == \) MessageBox.Show(\ÇëÌîдÍêÕûÐÅÏ¢\, \Ìáʾ\); else {

oleConnection1.Open();

oleDbCommand cmd = new oleDbCommand(\,

oleConnection1);

string sql = \ + TextName.Text.Trim() + \ + TextPWD.Text.Trim() + \; cmd.CommandText = sql;

if (null != cmd.ExecuteScalar()) {

if (TextPWDNew.Text.Trim() != TextPWDNew2.Text.Trim())

MessageBox.Show(\Á½´ÎÃÜÂëÊäÈë²»Ò»ÖÂ\, \¾¯¸æ\); else {

string sql1 = \ +

TextPWDNew.Text.Trim() + \ + TextName.Text.Trim() + \; cmd.CommandText = sql1; cmd.ExecuteNonQuery();

MessageBox.Show(\ÃÜÂëÐ޸ijɹ¦\, \Ìáʾ\); this.Close();

}

} else

MessageBox.Show(\ÃÜÂë´íÎó\, \Ìáʾ\); oleConnection1.Close(); } }

private void BtClose_Click(object sender, EventArgs e) {

this.Close(); }

private void ModifyCode_Load(object sender, EventArgs e) {

this.TextName.Text = this.Tag.ToString().Trim(); } } }

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