关于发送邮件，接收邮件 [英] About send mail, Receive mail

问题描述

请帮帮我！我在网站搜索时找不到问题：

我怎么知道收件人已经为他们发送了读取，删除，未订阅的邮件。

例如：当我发送包含任何内容的邮件时，接收者可以读取或不读取，可以删除或拒绝它。所以，我必须做些什么来认识它。 （代码c＃高优先级）

非常感谢任何人帮助我!!!!!

please help me! i couldn't find it when search on website with a problem:
how am i able to know that receivers have read, deleted, unsubcribed mail sending for them.
for example: when i send a mail with any content then receiver can read or not, can delete it, or denied it. so, what must i do to recognize it. (hight priority by code c#)
thank so much for anyone help me!!!!!

推荐答案

你不能在实践中。

您可以要求阅读回执，但该请求必须由正在阅读电子邮件的系统承认，有些则不会。在那些做的事情中，大多数都会通知用户并在回复之前请求许可。



问题是太多的垃圾邮件发送者使用各种方法来识别实时电子邮件帐户和将它们作为未来邮件的目标。结果，各种方式现在逐一被禁用。为什么您认为Outlook默认情况下不会在电子邮件中显示图像？因为它们可用于跟踪哪些消息已被打开，这就是原因...

You can't in practice.
You can ask for a read receipt, but that request has to be honored by system which is reading the email, and some don't. Of those that do, most inform the user and ask for permission before responding.

The problem is that too many spammers used various ways to identify "live" email accounts and target them for future mailings. As a result the various ways have now been disabled one by one. Why did you think Outlook does not display images in emails by default? Because they can be used to track which messages have been opened, that's why...

请检查我的答案 - 跟踪电子邮件 - 在阅读电子邮件时获取响应 [ ^ ]



您可以按照这种技术了解用户是否已阅读您的电子邮件。

但它的成功率不是100％。如果你喜欢，你还可以试试。

Please check my answer - Track Email - Get Response when Email is Read[^]

You can follow this technique to know whether user has read your email or not.
But it's success rate is not 100%. Still you can try, if you like it.

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