解决方法
我昨天刚刚为此目的发布了一个图书馆.
Serialize.Linq.它将linq表达式序列化为xml,json或binary.
using System.Linq.Expressions
using Serialize.Linq.Extensions;
Expression<Func<Person,bool>> query = p => p.LastName == "Miller"
&& p.FirstName.StartsWith("M");
Console.WriteLine(query.ToJson());
Console.WriteLine(query.ToXml());
