一组实现邮件发送功能的C++封装类 程序包括如下功能： - 支持验证功能，为可选项 - 支持包括html文本、普通文本在内的混排方式 - 支持按特定优先级发送邮件 - 支持一次发送多个附件，为可选项 - 支持多收件人发送，对于某封邮件，可以选择一次只向一个人发送，也可以选择发送给所有人 -The achievement of a group of e-mail function of type C++ package includes the follo

"Email list management and delivery software" that has the ability to send emails to a list of up to 50,000 people at a rate of about 5,000 emails per hour. User should have the option to use their ISP s outgoing mailserver, or send the email "