同样是“呵呵”，都是base64编码，为什么主题，正文，附件内容的编码不一样？

zhlwwj1314 · 发表于 2008-1-16 11:36:12

TempStringSplit 0  +OK 2965 octets
TempStringSplit 1  Return-Path: <z@z.com>
TempStringSplit 2  Received: from zte (unknown [192.168.0.100])
TempStringSplit 3 by ztenj.com with CMailServer 5.2 SMTP; Wed, 16 Jan 2008 11:02:27 +0800
TempStringSplit 4  From: "=?gb2312?B?1qO6xg==?=" <z@z.com>
TempStringSplit 5  To: <z@z.com>
TempStringSplit 6  Subject: =?gb2312?B?use6xw==?=
TempStringSplit 7  Date: Wed, 16 Jan 2008 11:02:27 +0800
TempStringSplit 8  MIME-Version: 1.0
TempStringSplit 9  Content-Type: multipart/mixed;
TempStringSplit 10 boundary="----=_NextPart_000_001B_01C8582F.47EE35C0"
TempStringSplit 11  X-Mail-Type: 0
TempStringSplit 12  X-Mailer: Microsoft Office Outlook, Build 11.0.5510
TempStringSplit 13  Thread-Index: AchX7DmmowWE9j8YRRSKcTCe4HlB5A==
TempStringSplit 14  X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106
TempStringSplit 16  This is a multi-part message in MIME format.
TempStringSplit 18  ------=_NextPart_000_001B_01C8582F.47EE35C0
TempStringSplit 19  Content-Type: multipart/alternative;
TempStringSplit 20 boundary="----=_NextPart_001_001C_01C8582F.47EE35C0"
TempStringSplit 23  ------=_NextPart_001_001C_01C8582F.47EE35C0
TempStringSplit 24  Content-Type: text/plain;
TempStringSplit 25 charset="gb2312"
TempStringSplit 26  Content-Transfer-Encoding: base64
TempStringSplit 28  use6xw0KDQo=
TempStringSplit 30  ------=_NextPart_001_001C_01C8582F.47EE35C0
TempStringSplit 31  Content-Type: text/html;
TempStringSplit 32 charset="gb2312"
TempStringSplit 33  Content-Transfer-Encoding: quoted-printable
TempStringSplit 35  <html xmlns

=3D"urn:schemas-microsoft-com

ffice

ffice" =
TempStringSplit 36  xmlns:w=3D"urn:schemas-microsoft-com:office:word" =
TempStringSplit 37  xmlns=3D"http://www.w3.org/TR/REC-html40">
TempStringSplit 39  <head>
TempStringSplit 40  <meta http-equiv=3DContent-Type content=3D"text/html; charset=3Dgb2312">
TempStringSplit 41  <meta name=3DGenerator content=3D"Microsoft Word 11 (filtered medium)">
TempStringSplit 42  <style>
TempStringSplit 43  
TempStringSplit 77  </style>
TempStringSplit 79  </head>
TempStringSplit 81  <body lang=3DZH-CN link=3Dblue vlink=3Dpurple =
TempStringSplit 82  style=3D'text-justify-trim:punctuation'>
TempStringSplit 84  <div class=3DSection1 style=3D'layout-grid:15.6pt'>
TempStringSplit 86  <p class=3DMsoNormal><font size=3D1 face=3D=CB=CE=CC=E5><span =
TempStringSplit 87  style=3D'font-size:9.0pt;
TempStringSplit 88  font-family:=CB=CE=CC=E5'>=BA=C7=BA=C7</span></font><font size=3D1 =
TempStringSplit 89  face=3DArial><span lang=3DEN-US
TempStringSplit 90  style=3D'font-size:9.0pt;font-family:Arial'><o:p></o:p></span></font></p>=
TempStringSplit 93  </div>
TempStringSplit 95  </body>
TempStringSplit 97  </html>
TempStringSplit 99  ------=_NextPart_001_001C_01C8582F.47EE35C0--
TempStringSplit 101  ------=_NextPart_000_001B_01C8582F.47EE35C0
TempStringSplit 102  Content-Type: text/plain;
TempStringSplit 103 name="zh3h22.txt"
TempStringSplit 104  Content-Transfer-Encoding: base64
TempStringSplit 105  Content-Disposition: attachment;
TempStringSplit 106 filename="zh3h22.txt"
TempStringSplit 107  X-Attachment-Size: 10
TempStringSplit 108  X-Attachment: False
TempStringSplit 109  Content-ID: 1
TempStringSplit 110  77u/5ZG15ZG1
TempStringSplit 111  ------=_NextPart_000_001B_01C8582F.47EE35C0--

附件：TempStringSplit 110  77u/5ZG15ZG1
正文：TempStringSplit 28  use6xw0KDQo=
主题：TempStringSplit 6  Subject: =?gb2312?B?use6xw==?=       // use6xw==

哪位朋友指点一二？

bailindf · 发表于 2008-2-3 10:24:10

编码后应该是一样的，至少subjec和text应该一样，他们都是经过 gb2312, base64 编码。看起来text比subject多几个字符，可能是后面有空格之类的其他字符。
附件因为没有经过gb2312编码，所以和subject,text不一样。

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[求助] 同样是“呵呵”，都是base64编码，为什么主题，正文，附件内容的编码不一样？