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C++ Language > Learn C++ Language > What is a function in C++?
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What is a function in C++?

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A function is a block of code that performs some operation. A function can optionally define input parameters that enable callers to pass arguments into the function. A function can optionally return a value as output.
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Experienced Computer trainer having worked in IT sector for 20 years.

A function is a block of code that performs some operation. A function can optionally define input parameters that enable callers to pass arguments into the function. A function can optionally return a value as output.
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