类似这类电子邮件的编码如何解?
arcow 2006-02-23 06:20:53
Subject: =?gb2312?B?u7vTys/kwcsgIM2s1r7Dxw==?=
X-mailer: Foxmail 5.0 [cn]
Mime-Version: 1.0
Content-Type: text/plain;
charset="gb2312"
Content-Transfer-Encoding: base64
我想用php把此类编码中的
=?gb2312?B?u7vTys/kwcsgIM2s1r7Dxw==?=
给解出来,可是我不知道这类编码的规则