转 Json数据格式化

/// <summary>

/// JSON字符串格式化

/// </summary>

/// <param name="json"></param>

/// <returns></returns>

public static string JsonTree(string json)

{

    int level = 0;

    var jsonArr = json.ToArray();　　// Using System.Linq;

    string jsonTree = string.Empty;

    for (int i = 0; i < json.Length; i++)

    {

        char c = jsonArr[i];

        if (level > 0 && '\n' == jsonTree.ToArray()[jsonTree.Length - 1])

        {

            jsonTree += TreeLevel(level);

        }

        switch (c)

        {

            case '[':

                jsonTree += c + "\n";

                level++;

                break;

            case ',':

                jsonTree += c + "\n";

                break;

            case ']':

                jsonTree += "\n";

                level--;

                jsonTree += TreeLevel(level);

                jsonTree += c;

                break;

            default:

                jsonTree += c;

                break;

        }

    }

    return jsonTree;

}

/// <summary>

/// 树等级

/// </summary>

/// <param name="level"></param>

/// <returns></returns>

private static string TreeLevel(int level)

{

    string leaf = string.Empty;

    for (int t = 0; t < level; t++)

    {

        leaf += "\t";

    }

    return leaf;

}

　　{"status":1,"totalcount":2,"list":[{"id":"2305b1e2-4e31-4fd3-8eb6-db57641914df","code":"8147056167227050270","title":"testing","type":"产品","status":"已处理","datetime":"2014-07-12T21:16:46","replycontent":"好的，只是测试"},{"id":"3a6546f6-49a7-4a17-b679-b3812b12b27e","code":"8147056167227050269","title":"我建议龙头有多种选配方式","type":"产品","status":"未处理","datetime":"2014-07-12T18:49:08.933","replycontent":""},{"id":"f735e461-ca72-4b44-8d7b-cd97ac09802f","code":"8147056167227050268","title":"这个产品不怎么好，不好用","type":"产品","status":"未处理","datetime":"2014-07-12T15:06:19.1","replycontent":""},{"id":"15926d9d-f469-4921-b01d-4b48ef8bd93d","code":"7141054273018032465","title":"jdjbcn","type":"服务","status":"未处理","datetime":"2014-05-27T01:03:46.477","replycontent":""},{"id":"1debf78f-42b3-4037-b71f-34075eed92bc","code":"4141051277003536211","title":"jdjbxn.x","type":"服务","status":"未处理","datetime":"2014-05-27T00:53:21.18","replycontent":""},{"id":"27593c52-b327-4557-8106-b9156df53909","code":"1143051276001357050","title":"ghggghh","type":"服务","status":"未处理","datetime":"2014-05-27T00:35:05.933","replycontent":""},{"id":"040198fc-b466-46c1-89d8-0514fbde9480","code":"4142053251166372433","title":"你好，你知道啦，我不喜欢白色浴缸","type":"服务","status":"未处理","datetime":"2014-05-25T16:37:43.853","replycontent":""},{"id":"16185418-d461-4e98-83c3-824eb7e344d6","code":"4145058213013197148","title":"hdjbchh","type":"服务","status":"未处理","datetime":"2014-05-21T01:19:14.903","replycontent":""},{"id":"6c043404-c1db-42e8-adeb-d4880fa7d1b5","code":"0142051185128085372","title":"ghhjdhd","type":"服务","status":"未处理","datetime":"2014-05-18T12:08:37.997","replycontent":""},{"id":"2dca1a38-a32b-4955-a99c-2ed7d6de60fa","code":"3146050186122030382","title":"hsibcn","type":"服务","status":"未处理","datetime":"2014-05-18T12:03:38.913","replycontent":""}]}

需要导入Newtonsoft.Json，这里使用的版本是4.5

private string ConvertJsonString(string str)

       {

           //格式化json字符串

           JsonSerializer serializer = new JsonSerializer();

           TextReader tr = new StringReader(str);

           JsonTextReader jtr = new JsonTextReader(tr);

           object obj = serializer.Deserialize(jtr);

           if (obj != null)

           {

               StringWriter textWriter = new StringWriter();

               JsonTextWriter jsonWriter = new JsonTextWriter(textWriter)

               {

                   Formatting = Formatting.Indented,

                   Indentation = 4,

                   IndentChar = ' '

               };

               serializer.Serialize(jsonWriter, obj);

               return textWriter.ToString();

           }

           else

           {

               return str;

           }          

       }