Books.web/Common.cs

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Net.Mail;
using System.Web;

namespace Books.web
{
    public class Common
    {
        /// <summary>
        /// qq邮箱发送验证码
        /// </summary>
        public string validation(string qq)
        {
          
            SmtpClient smtp = new SmtpClient();
            smtp.DeliveryMethod = SmtpDeliveryMethod.Network;
            smtp.Host = "smtp.qq.com";
            smtp.Credentials=new NetworkCredential("1917365539@qq.com", "qqhegsysqkpaiggc");
           
            MailMessage mail = new MailMessage("1917365539@qq.com", qq);
            mail.Subject = "验证码";
            string str = random();
            mail.Body = "你的验证码是："+str+",请于20分钟内使用";
            mail.BodyEncoding =System.Text.Encoding.UTF8;
            mail.IsBodyHtml = true;
            mail.Priority = MailPriority.Normal;
            try
            {
                smtp.Send(mail);
            }
            catch (Exception)
            {

                return "";
            }
            return str;
        }
        public string random()
        {
            Random random = new Random();
            return random.Next(10000, 99999).ToString();
        }
        
    }
}