23 lines
531 B
Markdown
23 lines
531 B
Markdown
---
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title: "DRY 原则"
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type: concept
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tags: []
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---
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## Definition
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DRY（Don't Repeat Yourself）原则，意为"不要重复自己"。它是软件工程的核心原则之一，旨在减少代码中的重复。
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## Key Points
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- 避免重复代码，提炼公共逻辑
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- 单一信息源（Single Source of Truth）
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- 模块化、函数化，提高复用价值
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- 便于维护和修改
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## Source
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- [[kai-fa-jing-yan-yu-xiang-mu-gui-fan-zheng-li-wen-dang]]
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## Related Concepts
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- [[单一职责]]
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- [[模块化]]
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- [[代码可读性]]
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