Computer scienceProgramming languagesGolangPackages and modules

Main (compiling and running)

Theory

Package variables and functions

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Below you will see the contents of the file calculator.go within the calculator package.

package calculator

const Greeting = "Hello, I am a calculator created in Go!"

func Sum(a float64, b float64) float64 {
    return a + b
}

func Subtract(a float64, b float64) float64 {
    return a - b
}

We have imported the calculator package into our main.go file. What functions and variables from the calculator package can we use now?

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