C# 微信openid 用户信息

前段demo

index.html

<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8" />
    <title></title>
</head>
<body>
    <script>

        window.location.href ="https://open.weixin.qq.com/connect/oauth2/authorize?appid=wx9749***5529bf8a&redirect_uri=http://wechat.***.com/page3.html&response_type=code&scope=snsapi_userinfo&state=1#wechat_redirect"
    </script>
</body>
</html>

page3.html


<!DOCTYPE html>
<html>

<head>
    <meta charset="utf-8" />
    <title></title>
    <script src="http://cdn.static.runoob.com/libs/jquery/1.10.2/jquery.min.js"></script>
</head>

<body>
    <script>
        function GetRequest() {
            var url = location.search; //获取url中"?"符后的字串  
            var theRequest = new Object();
            if (url.indexOf("?") != -1) {
                var str = url.substr(1);
                strs = str.split("&");
                for (var i = 0; i < strs.length; i++) {
                    theRequest[strs[i].split("=")[0]] = unescape(strs[i].split("=")[1]);
                }
            }
            return theRequest;
        }
        var obj = GetRequest();
        console.log(obj);
        var code = obj.code;
        console.log(code);
        $.get("http://api2.***.com/api/OfficialAccounts/GetWeChatInfo?code="+code, function (result) {
            alert(result);
        });
    </script>
    <p>test3</p>
</body>

</html>

后端代码：

        /// <summary>
        /// 根据code获取openid与用户信息
        /// </summary>
        /// <param name="code"></param>
        /// <returns></returns>
        public IActionResult GetWeChatInfo(string code)
        {
            string url = "https://api.weixin.qq.com/sns/oauth2/access_token?appid=wx****bf8a&secret=8781****998a273&code=" + code + "&grant_type=authorization_code";
            string result = HttpUtil.Get(url);
            var openInfo = JsonConvert.DeserializeAnonymousType(result, new { access_token = "", refresh_token = "", expires_in = 0, openid = "", scope = "" });

            string urlStr2 = "https://api.weixin.qq.com/sns/userinfo?access_token="+openInfo.access_token+"&openid="+openInfo.openid+"&lang=zh_CN";
            string result2 = HttpUtil.Get(urlStr2);
            var userinfo = JsonConvert.DeserializeAnonymousType(result2, new { openid="", nickname ="", sex =1, language ="", city ="", province ="", country ="", headimgurl ="", privilege =new List<dynamic>()});
            return Content(result2);
        }

原文地址：https://www.cnblogs.com/chenyishi/p/8468876.html

C# 微信openid 用户信息

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