class="Apple-converted-space"> /// <summary>
/// 一个实现MD5散列字符串的类
/// </summary>
public sealed class MD5Hashing
{
private static MD5 md5 = MD5.Create();
//私有化
构造函数
private MD5Hashing()
{
}
/// <summary>
/// 使用utf8
编码将字符串散列
/// </summary>
/// <param name="sourceString">要散列的字符串</param>
/// <returns>散列后的字符串</returns>
public static string HashString(string sourceString)
{
return HashString(Encoding.UTF8, sourceString);
}
/// <summary>
/// 使用指定的编码将字符串散列
/// </summary>
/// <param name="encode">编码</param>
/// <param name="sourceString">要散列的字符串</param>
/// <returns>散列后的字符串</returns>
public static string HashString(Encoding encode, string sourceString)
{
byte[] source = md5.ComputeHash(encode.GetBytes(sourceString));
StringBuilder sBuilder = new StringBuilder();
for (int i = 0; i < source.Length; i++)
{
sBuilder.Append(source[i].ToString("x2"));
}
return sBuilder.ToString();
}
}