M4N asks:. Is there a reason why functions in most(?) programming languages are designed to support any number of input parameters but only one return value?

An example of a function in a program is a sum function. Here’s a simple implementation: define a function named sum that takes two arguments. Call it using variables a and b: int a = 5; int b ...

Another tenet of functional programming philosophy is not to modify data outside the function. In practice, this means to avoid modifying the input arguments to a function.

Bash functions, unlike functions in most programming languages do not allow you to return a value to the caller. When a bash function ends its return value is its status: zero for success, non-zero ...

Spring Cloud Function is a new project that aims to promote the function as the primary unit of development. The project provides a common model for deploying function-based software across a variety ...