OO Design Principles（OO設計原則）: SOLID

(SRP)  The Single Responsibility Principle 單一責任原則   (OCP) The Open-Closed Principle 開放-封閉原則  (LSP)  The Liskov Substitution Principle Liskov替換原則  (ISP)   The Interface Segregation Principle 接口聚合原則 (DI

>>阅读原文<<