经测试成功 转自http://blog.csdn.net/zistxym/article/details/20235023
package main import ( "log" "net/smtp" "flag" "fmt" "strings" ) var ( subject = flag.String( "s","","subject of the mail" ) body= flag.String( "b","","body of themail" ) reciMail = flag.String( "m","","recipient mail address" ) ) func main() { // Set up authentication information. flag.Parse() sub := fmt.Sprintf("subject: %s\r\n\r\n",*subject) content := *body mailList := strings.Split( *reciMail,",") auth := smtp.PlainAuth( "", "smtpuser@example.com", "password", "smtp.example.com", //"smtp.gmail.com", ) // Connect to the server, authenticate, set the sender and recipient, // and send the email all in one step. err := smtp.SendMail( "smtp.example.com:25", auth, "senduser@example.com", mailList, []byte(sub+content), ) if err != nil { log.Fatal(err) } } //该代码片段来自于: http://www.sharejs.com/codes/go/5641
附:各大免费邮箱邮件群发账户SMTP服务器配置及SMTP发送量限制情况
http://www.freehao123.com/mail-smtp/
其中:
QQ邮箱POP3服务器(端口995):qq.com,SMTP服务器(端口465或587):smtp.qq.com,账户名:您的QQ邮箱账户名(如果您是VIP帐号或Foxmail帐号,账户名需要填写完整的邮件地址),密码:您的QQ邮箱密码,电子邮件地址:您的QQ邮箱的完整邮件地址。
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网易免费邮箱SMTP
服务器:smtp.126.com,smtp.163.com, smtp.yeah.net, SSL:否,服务器端口:25 ,发送延时 20秒,163VIP邮箱:每天限制最多能发送800封邮件。163 、 126 、 yeah 的邮箱:一封邮件最多发送给 40 个收件人 , 每天发送限额为 50 封。
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2009年7月30日新浪正式推出CN免费邮箱,新浪免费邮箱发信(smtp)服务器的地址为:smtp.sina.com,收信(pop3)服务器的地址为:pop.sina.com,设置完成后,注意一定要选择smtp服务器要求身份验证选项。
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