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## Refactoring Code
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In the software companies, there will be times when old software code (also legacy code) needs to re-written with newer optimizations and syntax. This does not add a new feature but improves the working of the existing code. This process is called as refactoring code.
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## Advantages of refactoring
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1. Improved code readability
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2. Reduced code complexity
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3. Improved performance
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4. Coding style compliance
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At then end the goal is to achieve simpler, cleaner, faster and code compliant code without changing user functionality.
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### Refactoring practical
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