修改

FCS.Common/Helper/EmailHelper.cs

@@ -31,9 +31,9 @@ namespace FCS.Common
         /// <param name="mailBody">正文内容（支持HTML）</param>
         /// <param name="copyTos">抄送地址列表</param>
         /// <returns>是否发送成功</returns>
-        public static bool Send(string to, string subject, string mailBody, params string[] copyTos)
+        public static bool Send(string[] to, string subject, string mailBody, params string[] copyTos)
         {
-            return Send(new[] { to }, subject, mailBody, copyTos, new string[] { }, MailPriority.Normal);
+            return Send(to, subject, mailBody, copyTos, new string[] { }, MailPriority.Normal);
 
         }