V2EX separation of concerns

Separation of Concerns

Definition / 定义

关注点分离:一种设计原则,指把系统中不同的“职责/关注点”(如界面、业务逻辑、数据访问、安全等)拆分到相对独立的模块或层中,以降低耦合、提高可维护性与可测试性。(常用于软件工程与架构设计语境。)

Pronunciation / 发音

/spren v knsnz/

Examples / 例句

Good code follows separation of concerns.
好的代码遵循关注点分离原则。

By enforcing separation of concerns between the UI, business logic, and data layer, the application became easier to test and extend.
通过在界面、业务逻辑与数据层之间强制实现关注点分离,这个应用变得更易测试、更易扩展。

Etymology / 词源

该短语由普通英语词组 separation(分离)+ concerns(关注点/事务)构成,在工程与软件设计领域被用来概括“把不同问题拆开处理”的思想。它常与结构化编程与模块化设计传统相关,学界与工程界也常提到艾兹格迪科斯彻(Edsger W. Dijkstra)等人在相关论述中推动了这一表述的传播与普及。

Related Words / 相关词

Literary Works / 文学作品

  • Design Patterns: Elements of Reusable Object-Oriented Software(《设计模式:可复用面向对象软件的基础》)
  • Clean Code: A Handbook of Agile Software Craftsmanship(《代码整洁之道》)
  • Clean Architecture: A Craftsman’s Guide to Software Structure and Design(《架构整洁之道》)
  • Edsger W. Dijkstra 的论文与随笔集(如 Selected Writings on Computing 等选集)中常讨论与“将不同关注点分开处理”相近的核心思想与表述
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