/// <summary>
/// 得到以数字9开头，长度在9位以内的数字
/// 1、对输入的字符串进行MD5加密
/// 2、长度大于等于9位时，返回"9" + input.Substring(1, 8)
/// 3、长度小于9位时，返回"9" + input
/// </summary>
/// <param name="strText"></param>
/// <returns></returns>
public static int MD5D(string strText)
{
var data = Encoding.UTF8.GetBytes(strText);
var encryData = Md5.Encrypt(data);
StringBuilder builder = new StringBuilder();
foreach (byte num in encryData)
{
builder.Append(num.ToString("D", CultureInfo.CurrentCulture).ToLower());
}
string input = builder.ToString();
if (input.Length >= 9)
{
input = "9" + input.Substring(1, 8);
}
else
{
input = "9" + input;
}
return(DataConverter.CLng(input));
}
/// <summary>
/// 对输入的字符串进行gb2312编码后在用MD5加密
/// </summary>
/// <param name="input"></param>
/// <returns></returns>
public static string MD5GB2312(string input)
{
return(Md5.EncryptHexString(input, Encoding.GetEncoding("gb2312")));
}
/// <summary>
/// 对输入的字符串进行MD5加密
/// </summary>
/// <param name="input"></param>
/// <returns></returns>
public static string MD5(string input)
{
return(Md5.EncryptHexString(input));
}