Go语言发邮件

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package main

import (
   "fmt"
   "net/smtp"
   "strings"
)

/*
*   user : example@example.com login smtp server user
*   password: xxxxx login smtp server password
*   host: smtp.example.com:port   smtp.163.com:25
*   to: example@example.com;example1@163.com;example2@sina.com.cn;...
* subject:The subject of mail
* body: The content of mail
* mailtyoe: mail type html or text
*/

func SendMail(user, password, host, to, subject, body, mailtype string) error {
   hp := strings.Split(host, ":")
   auth := smtp.PlainAuth("", user, password, hp[0])
   var content_type string
   if mailtype == "html" {
       content_type = "Content-Type: text/" + mailtype + "; charset=UTF-8"
   } else {
       content_type = "Content-Type: text/plain" + "; charset=UTF-8"
   }

   msg := []byte("To: " + to + "\r\nFrom: " + user + "<" + user + ">\r\nSubject: " + subject + "\r\n" + content_type + "\r\n\r\n" + body)
   send_to := strings.Split(to, ";")
   err := smtp.SendMail(host, auth, user, send_to, msg)
   return err
}

func main() {
   user := "XXXX@163.com"
   password := "aaaaaaa"
   host := "smtp.163.com:25"
   to := "xymprivate@163.com"

   subject := "Test send email by golang"

   body := `
   <html>
   <body>
   <h3>
   "这是GO语言写的测试邮件。"
   </h3>
   </body>
   </html>
   `
   fmt.Println("send email")
   err := SendMail(user, password, host, to, subject, body, "html")
   if err != nil {
       fmt.Println("send mail error!")
       fmt.Println(err)
   } else {
       fmt.Println("send mail success!")
   }

}

//该代码片段来自于: http://www.sharejs.com/codes/go/4360

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