From f04ee3c775ce5e8a9a1f5ed888e679690f9f8841 Mon Sep 17 00:00:00 2001
From: Joshua Li <redhairlee@gmail.com>
Date: Tue, 27 Jun 2017 15:01:39 +0800
Subject: [PATCH] Update qywechat.class.php

---
 qywechat.class.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/qywechat.class.php b/qywechat.class.php
index 1b63f2c9..a5f41dac 100644
--- a/qywechat.class.php
+++ b/qywechat.class.php
@@ -894,7 +894,7 @@ public function checkAuth($appid='',$appsecret='',$token=''){
 		if ($result)
 		{
 			$json = json_decode($result,true);
-			if (!$json || isset($json['errcode'])) {
+			if (!$json || !empty($json['errcode'])) {
 				$this->errCode = $json['errcode'];
 				$this->errMsg = $json['errmsg'];
 				return false;