April 2017
Intermediate to advanced
316 pages
9h 33m
English
Content preview from Swift Functional Programming - Second Edition
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Best practices in function definition
There are proven best practices for function and method definition provided by amazing software engineering resources, such as Clean Code: A Handbook of Agile Software Craftsmanship, by Robert C. Martin, Code Complete: A Practical Handbook of Software Construction, Second Edition, by Steve McConnell, and Coding Horror (https://blog.codinghorror.com/code-smells/), that we can summarize as follows:
- Try not to exceed 8-10 lines of code in each function as shorter functions or methods are easier to read, understand, and maintain.
- Keep the number of parameters minimal because the more parameters a function has, the more complex it is.
- Functions should have at least one parameter and at least one return value. ...
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