C#发送邮件功能的实现

public string GetSendEmail(string from, string to, string smtp, string password, string subject, string body)
        {
            try
            {
                LogRecord.Write(null, "from：" + from + ";to:" + to + ";smtp:" + smtp + ";password:" + password + ";subject:" + subject);
                LogRecord.Write(null, "body参数为：" + body);
                var bodyArr = body.Split(‘|‘);
                if (bodyArr.Length != 11)
                {
                    LogRecord.Write(null, "给" + to + "发邮件状况：参数的数据不对");
                    return "body参数的数据不对";
                }
                var bodyAll = @"
<div class=‘main‘>
    <p class=‘tx_center‘><span>XX集团面试通知</span></p>
    <p>" + bodyArr[0] + @"您好！感谢您对本公司的关注！您的简历已通过我们初步筛选，现诚邀您来我公司参加面试 。</p>
    <p>您面试职位是：<span class=‘color_r‘>" + bodyArr[1] + @"</span></p>
    <p>您面试时间是：<span class=‘color_r‘>" + bodyArr[2] + @"<span class=‘color_r‘></span></p>
    <p>面试注意事项：<span class=‘color_r‘>" + bodyArr[3] + @"</span><span class=‘color_r‘></span></p>
    <p>面试地点：<span class=‘color_r‘>" + bodyArr[4] + @"</span></p>
    <p>公司详细地址：<span class=‘color_r‘>" + bodyArr[5] + @"</span></p>
    <p>乘车路线：<span class=‘color_r‘>" + bodyArr[6] + @"</span></p>
    <p><span class=‘color_r‘>简单地图:<br/><img src=‘" + bodyArr[7] + @"‘ /></span></p>
    <p>请您届时准时参加！若有问题或变化请致电,电话号码:" + bodyArr[8] + @"，联系人：" + bodyArr[9] + @"或邮箱说明,谢谢！</p>
    <p>瑞祥集团简介：</p>
    <p>公司网址 : " + bodyArr[10] + @"</p>
</div>";
                LogRecord.Write(null, "内容为：" + bodyAll);

                var message = new MailMessage(from, to, subject, bodyAll)
                {
                    BodyEncoding = Encoding.Default,
                    IsBodyHtml = true,
                    Priority = MailPriority.High
                };
                LogRecord.Write(null, "发送前");
                var client = new SmtpClient(smtp)
                {
                    UseDefaultCredentials = false,
                    DeliveryMethod = SmtpDeliveryMethod.Network,
                    Credentials = new System.Net.NetworkCredential(from, password)
                };
                client.Send(message);
                LogRecord.Write(null, "给" + to + "发邮件状况：true");
                return "true";
            }
            catch (Exception e)
            {
                LogRecord.Write(e, e.Message);
                return e.Message;
            }
        }