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Python

Returning a Value from a Function

ByWalter Wimberly October 3, 2019October 9, 2019

So far we’ve looked at void functions, or function which execute, and exit – without returning something to the calling program/function. We’ve even looked at passing values to a function, but we often want to return a value from a function. A value-returning function will return a value back to the calling location. Think of…

Python

Passing Values to Functions

ByWalter Wimberly October 3, 2019October 9, 2019

Now a function can read a variable from the main program inside a function, but it cannot write to that variable. This can cause some confusion, and rightly so. So lets not do that. Instead, we can change how a function behaves by passing values to a function. These values are called parameters. An argument…