使用.net进行Base64数据加密算法(CSharp源代码)

/// <summary>
///Base64加密
/// </summary>
/// <returns>返回string</returns>
public string EncodeBase64(string s)
{
string strResult＝"";

if((s!＝null)&&(s!＝""))
{
strResult＝Convert.ToBase64String(System.Text.ASCIIEncoding.Default.GetBytes(s));
}

return strResult;
}

/// <summary>
///Base64解密
/// </summary>
/// <returns>返回string</returns>
public string DecodeBase64(string s)
{
string strResult＝"";

if((s!＝null)&&(s!＝""))
{
strResult＝System.Text.ASCIIEncoding.Default.GetString(Convert.FromBase64String(s));
}

return strResult;
}