邮件解码,一般分为base64和quoted-printable,在网上曾搜索过,但未找到C#版的(可能是未努力去找),只找到C++和C两个版本的。在这里,俺把C#版的quoted-printable解码发布出来,供大家分享:
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quoted-printable解码#region quoted-printable解码
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private string QPUnEncryCode(string source)
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{
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source=source.Replace ("=\r\n","");
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int len=source.Length ;
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string dest=string.Empty ;
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int i=0;
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while(i<len)
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{
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string temp=source.Substring (i,1);
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if(temp=="=")
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{
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int code=Convert.ToInt32 (source.Substring (i+1,2),16);
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if(Convert.ToInt32 (code.ToString (),10)<127)
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{
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dest+=((char)code).ToString ();
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i=i+3;
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}
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else
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{
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dest+=System.Text.Encoding.Default.GetString(new byte []
{Convert.ToByte (source.Substring (i+1,2),16),Convert.ToByte (source.Substring (i+4,2),16)}) ;
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i=i+6;
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}
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}
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else
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{
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dest+=temp;
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i++;
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}
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}
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return dest;
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}
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#endregion


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