C#利用SMTP发送邮件

C#利用SMTP发送邮件 须要先开启邮箱的POP3服务，如QQweb string from = "from@qq.com"; string to = "to@qq.com"; string passwd = "pop3passwd"; string server = "smtp.qq.com"; int port = 25; using (MailMessage msg = new Mai

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