C# json轉model 以及model轉json

1.json轉model

TestModel tm = new TestModel();
JavaScriptSerializer js = new JavaScriptSerializer();
tm = js.Deserialize<TestModel>(JsonString);

2.model轉json

方式1： 

string Json = JsonConvert.SerializeObject(tm);

方式2：會將時間轉換為 時間戳格式

JavaScriptSerializer js = new JavaScriptSerializer();

string json= js.Serialize(tm);

3.List<string> 轉string

string s = string.Join(",", list.ToArray());

4.string 轉 List<string> 

string[] itemidList = idList.Split(',').ToArray();