今天碰到一个json字符串的反序列化,如下:
- var json = @"{""key1"":""value1"",""key2"":""value2""}";
一开始想当然用.net 自带的 System.Runtime.Serialization.Json.DataContractJsonSerializer 来反序列化成 Dictionary。 但是,总是不能成功。查了下资料,DataContractJsonSerializer 反序列化成 Dictionary 需要明确的 "Key":"Key1", "Value":"Value1" 这样才行。于是修改字符串为如下才成功:
- var json = @"[{""Key"":""key1"",""Value"":""value1""},{""Key"":""key2"",""Value"":""value2""}]";
- var js = new DataContractJsonSerializer(typeof(Dictionary<string, string>));
- using (var ms = new MemoryStream(System.Text.Encoding.UTF8.GetBytes(json)))
- {
- var obj = js.ReadObject(ms) as Dictionary<string, string>;
- Console.WriteLine(obj.Count);
- }
很弱智啊。。。查了下发现还是Newtonsoft.Json简单:
- var json = @"{""key1"":""value1"",""key2"":""value2""}";
- var dict = Newtonsoft.Json.JsonConvert.DeserializeObject<Dictionary<string, string>>(json);
怪不得DataContractJsonSerializer用的人不多, Json.NET的下载地址:http://json./
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