<h1 id="composition-over-inheritance">Composition over Inheritance<a aria-hidden="true" class="anchor-heading icon-link" href="#composition-over-inheritance"></a></h1>
<p>aka <strong>Composite reuse Principle</strong>.</p>
<p>It is a OOP principle which encourages the usage of composition for code reuse instead of inheritance.</p>
<p>However, it is still a principle and <a href="/cs/notes/oz6nnmlcua382jj0uwaaa6m">a principle is just in principle</a>. </p>
<p>Hence, this can be reframed better as -</p>
<blockquote>
<p>If you are going to use inheritance - think again, chances are you need composition.</p>
</blockquote>
<h2 id="trade-offs">Trade-offs<a aria-hidden="true" class="anchor-heading icon-link" href="#trade-offs"></a></h2>
<ul>
<li><a href="/cs/notes/9wznzi16fp68d2k6xzzhqym">Purpose of Inheritance</a> vs <a href="/cs/notes/6qzili1xlxjcqtvx9fopjij">Disadvantages of Inheritance</a></li>
<li><a href="/cs/notes/y9mjny2bohq7a3cheumfkce">Benefits of Composition</a> vs <a href="/cs/notes/spgve0qid82ofaajgb320o3">Disadvantages of Composition</a></li>
</ul>
<h2 id="references">References<a aria-hidden="true" class="anchor-heading icon-link" href="#references"></a></h2>
<p><a href="https://stackoverflow.com/questions/49002/prefer-composition-over-inheritance">Prefer composition over inheritance? - Stack Overflow</a></p>
<hr>
<strong>Backlinks</strong>
<ul>
<li><a href="/cs/notes/nah4ul0tx2ot3cnd0yekm5c">Abstract Class (cs)</a></li>
<li><a href="/cs/notes/4it54b4d0ycxe3j8tsw70xh">Abstract Class for Providing Flexible Behavior for Related Classes (cs)</a></li>
</ul>

Composition over Inheritance



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- AI (Sorry this is on the top, list is alphabetic)
- [[arch]]
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## References

- Hierarchy inpiration - [Map of Computer Science](https://www.flickr.com/photos/95869671@N08/36231833334/in/photostream/lightbox/)