How to convert json to flat structure in C#

Question

I\'m trying to write function in C# that will converts JSON to a key/value pairs. It should support arrays. So for example the following JSON:

{ 
    title:          


        

Answer 1

The solution for this is as following. JavaScriptSerializer creates object ('o') from json string ('json'), than method BuildVariablesList traverse the object and populates dictionary ('additionalParameters') that contains results.

    var jss = new JavaScriptSerializer();
    var o = return new DynamicJsonObject(jss.Deserialize>(json));

    var additionalParameters = new Dictionary();
    BuildVariablesList(o.GetInternalDictionary(), "", additionalParameters);

    private static string AppendToPathString (string path, object part )
    {
        return path.Trim().Length == 0 ? part.ToString() : path + '.' + part;
    }

    public static void BuildVariablesList(object obj, string path, Dictionary result)
    {
        if ( obj is ArrayList)
        {
            var arrayObj = obj as ArrayList;
            for (var i = 0; i)
        {
            var dictObject = obj as Dictionary;
            foreach (var entry in dictObject)
            {
                if (entry.Value is String && (path.Trim().Length > 0 || !ReservedFieldNames.Contains( entry.Key.ToLower())))
                {
                    result.Add(AppendToPathString(path,entry.Key), entry.Value as String);
                }
                else if (entry.Value is Dictionary)
                {
                    BuildVariablesList(entry.Value as Dictionary, AppendToPathString(path, entry.Key), result);
                }
                else if (entry.Value is ArrayList)
                {
                    BuildVariablesList(entry.Value as ArrayList, AppendToPathString(path, entry.Key), result);
                }
            }
        }            
    }