Helper Functions
Learn about helper functions and practice the concept through a use case.
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Definition
A helper function is essentially a function that provides assistance in performing a task.. The definition of a helper function is quite flexible and borderline ambiguous, but one thing remains clear about them. That is, they make programs much easier to read. Helper functions vary in utility from being enforcers of patterns to abstracting away the internals of frequently-used operations.
In theory, any purposeful function with explicitly defined inputs and outputs can exist as a helper function. It is, however, the ...