Type typeInterface = fileType.GetInterface("System.Collections.Generic.IList", true); 
 If (typeInterface==null) 
 return false; 
 else 
 return true; 
 

namespace ConsoleApplication1
{
    class Program
    {
        static void Main(string[] args)
        {
            foreach (PropertyInfo pi in typeof(Program).GetProperties(BindingFlags.Instance | BindingFlags.Public))
            {
                if (Array.IndexOf(pi.PropertyType.GetInterfaces(), typeof(IList)) > -1)//查找实现了Ilist接口的属性
                    Console.WriteLine(pi.Name);
                if (pi.PropertyType.IsGenericType)//如果该属性是泛型
                {
                    foreach (Type t in pi.PropertyType.GetGenericArguments())//遍历输出属性的每个泛型参数类型
                        Console.WriteLine(t.FullName);
                }
            }
        }

        public List<int> Test { get { return new List<int>(); } }
    }
}

------解决方案--------------------
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