这是一个用C++实现的邮件发送类，可以给多个人发送邮件，同时可以发送附件，真的是听不错的。内有详细的说明和测试程序。-This is a C++ Realized e-mail type, you can send messages to multiple individuals at the same time can send attachments, it is really good to hear. There are detailed instructions and testing procedures.