public ActionResult Get(string signature, string timestamp, string nonce, string echostr) { if (string.IsNullOrEmpty(WeChatToken)) { return(Content("请先设置Token!")); } if (WXHelper.CheckSignature(WeChatToken, signature, timestamp, nonce)) { return(Content(echostr)); } else { return(Content("Failed:" + signature + ", " + WXHelper.GetSignature(timestamp, nonce, WeChatToken) + "。如果你在浏览器中看到这个,说明此URL可以植入微信后台。")); } }