datagridview 显示男女,DES加密 datagridview 显示男女,小弟初学C#麻烦各位高手指点下啊,希望不要用SQL处理,还有能否给个DES加密的方法 解决方案 » 免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货 用DataGridView的CellFormating事件可以在列表显示男女可能有点小问题,自己改改。private void dataGridView1_CellFormatting(object sender, System.Windows.Forms.DataGridViewCellFormattingEventArgs e) { if (dataGridView1.Columns[e.ColumnIndex].Name.Equals("Sex")) { if(e.Value==1) e.Value="男"; else e.Value="女"; }public sealed class DESEncryption { private static readonly string encryptKey = "YJSERVER"; private static readonly string decryptKey = "YJSERVER"; #region**********Method******************************* /// <summary> /// 加密字符串 /// 注意:密钥必须为8位 /// </summary> /// <param name="strText">字符串</param> /// <param name="encryptKey">密钥</param> /// <return>加密后字符串</return> public static string DesEncrypt(string strText) { string outString=""; byte[] byKey=null; byte[] IV= {0x12, 0x34, 0x56, 0x78, 0x90, 0xAB, 0xCD, 0xEF}; try { byKey = System.Text.Encoding.UTF8.GetBytes(encryptKey.Substring(0, encryptKey.Length)); DESCryptoServiceProvider des = new DESCryptoServiceProvider(); byte[] inputByteArray = Encoding.UTF8.GetBytes(strText); MemoryStream ms = new MemoryStream(); CryptoStream cs = new CryptoStream(ms, des.CreateEncryptor(byKey, IV), CryptoStreamMode.Write) ; cs.Write(inputByteArray, 0, inputByteArray.Length); cs.FlushFinalBlock(); outString = Convert.ToBase64String(ms.ToArray()); } catch(System.Exception) { outString = ""; } return outString; } /// <summary> /// 解密字符串 /// </summary> /// <param name="strText">加了密的字符串</param> /// <param name="decryptKey">密钥</param> public static string DesDecrypt(string strText) { string outString = ""; byte[] byKey = null; byte[] IV= {0x12, 0x34, 0x56, 0x78, 0x90, 0xAB, 0xCD, 0xEF}; byte[] inputByteArray = new Byte[strText.Length]; try { byKey = System.Text.Encoding.UTF8.GetBytes(decryptKey.Substring(0, decryptKey.Length)); DESCryptoServiceProvider des = new DESCryptoServiceProvider(); inputByteArray = Convert.FromBase64String(strText); MemoryStream ms = new MemoryStream(); CryptoStream cs = new CryptoStream(ms, des.CreateDecryptor(byKey, IV), CryptoStreamMode.Write); cs.Write(inputByteArray, 0, inputByteArray.Length); cs.FlushFinalBlock(); System.Text.Encoding encoding = new System.Text.UTF8Encoding(); outString = encoding.GetString(ms.ToArray()); } catch(System.Exception) { outString = ""; } return outString; } #endregion }} 上面那段代码看得很明白,下面的那段能否稍微解释一下是做什么用的? 小白一个,学习ing... 看网上有说在绑定列中调用方法:getSex(object o)(if(o.ToString()=="0")return 男else return 女;)这种方法如何在绑定的列中调用啊 急。。程序在WIN7下,执行regsvr32无效? VS2010升级的问题 请大家帮帮忙 矩阵的运算程序 指点入门!在visual.net环境中,如何创建outlookbar? 真是无奈了!折腾了一天也没解决(关于Excel操作的问题) 请教金质打印调用ExCEL模版打印的问题 子窗体返回的问题 C# 检查是否包含关键字 怎么给继承类的属性赋值? 请哪位大侠看看 未将对象引用设置到对象的实例,问题求解
private void dataGridView1_CellFormatting(object sender,
System.Windows.Forms.DataGridViewCellFormattingEventArgs e)
{
if (dataGridView1.Columns[e.ColumnIndex].Name.Equals("Sex"))
{
if(e.Value==1)
e.Value="男";
else
e.Value="女";
}public sealed class DESEncryption
{
private static readonly string encryptKey = "YJSERVER";
private static readonly string decryptKey = "YJSERVER";
#region**********Method******************************* /// <summary>
/// 加密字符串
/// 注意:密钥必须为8位
/// </summary>
/// <param name="strText">字符串</param>
/// <param name="encryptKey">密钥</param>
/// <return>加密后字符串</return>
public static string DesEncrypt(string strText)
{
string outString="";
byte[] byKey=null;
byte[] IV= {0x12, 0x34, 0x56, 0x78, 0x90, 0xAB, 0xCD, 0xEF};
try
{
byKey = System.Text.Encoding.UTF8.GetBytes(encryptKey.Substring(0, encryptKey.Length));
DESCryptoServiceProvider des = new DESCryptoServiceProvider();
byte[] inputByteArray = Encoding.UTF8.GetBytes(strText);
MemoryStream ms = new MemoryStream();
CryptoStream cs = new CryptoStream(ms, des.CreateEncryptor(byKey, IV), CryptoStreamMode.Write) ;
cs.Write(inputByteArray, 0, inputByteArray.Length);
cs.FlushFinalBlock();
outString = Convert.ToBase64String(ms.ToArray());
}
catch(System.Exception)
{
outString = "";
} return outString;
} /// <summary>
/// 解密字符串
/// </summary>
/// <param name="strText">加了密的字符串</param>
/// <param name="decryptKey">密钥</param>
public static string DesDecrypt(string strText)
{
string outString = "";
byte[] byKey = null;
byte[] IV= {0x12, 0x34, 0x56, 0x78, 0x90, 0xAB, 0xCD, 0xEF};
byte[] inputByteArray = new Byte[strText.Length];
try
{
byKey = System.Text.Encoding.UTF8.GetBytes(decryptKey.Substring(0, decryptKey.Length));
DESCryptoServiceProvider des = new DESCryptoServiceProvider();
inputByteArray = Convert.FromBase64String(strText);
MemoryStream ms = new MemoryStream();
CryptoStream cs = new CryptoStream(ms, des.CreateDecryptor(byKey, IV), CryptoStreamMode.Write);
cs.Write(inputByteArray, 0, inputByteArray.Length);
cs.FlushFinalBlock();
System.Text.Encoding encoding = new System.Text.UTF8Encoding();
outString = encoding.GetString(ms.ToArray());
}
catch(System.Exception)
{
outString = "";
} return outString;
} #endregion }
}
getSex(object o)(
if(o.ToString()=="0")return 男else return 女;
)
这种方法如何在绑定的列中调用啊