摘要：
IList 和 ICollection最重要的一些类型List: Encapsulates[T], like array, but also provide with adding/removing elemntsReadOnlyCollection: Read-only wrapper for l... 阅读全文
摘要：
Core Generic interface IEnumerable:you can interate my elemnts, no need to know the count, can not modify my contents (Array在这里)var myString = new s... 阅读全文