//var aaaa = new {Id=1,Name="Test"}; //匿名类字段只读不可写

dynamicaaaa = new {Id=1,Name="Test"}; //匿名类字段只读不可写
aaaa.Id = 2; //不可写 报错无法为属性或索引器“<>f__AnonymousType1<int>.Id”赋值 - 它是只读的

dynamic obj = Newtonsoft.Json.JsonConvert.DeserializeObject("{Name:‘aa‘,Sex:‘Male‘,Age:11}");
var name = obj.Name.Value; //aa

匿名类

匿名类

原文：http://www.cnblogs.com/shangdishijiao/p/5952062.html