Code Smell 09 — Dead Code

Code that is no longer used or needed.

Photo by Ray Shrewsberry on Pixabay

Problems

Solutions

Examples

Exceptions

Sample Code

Wrong

Right

Detection

Coverage tools can find dead code (uncovered) if you have a great suite of tests.

Tags

Conclusion

Remove dead code for simplicity. If you are uncertain of code you can temporary disable it using Feature Toggle. Removing code is always more rewarding than adding.

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Dev Genius

Coding, Tutorials, News, UX, UI and much more related to development

Maximiliano Contieri

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I’m senior software engineer specialized in declarative designs. S.O.L.I.D. and agile methodologies fan.

Dev Genius

Coding, Tutorials, News, UX, UI and much more related to development

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