Question

How to use a function with regular parameter with variadic parameter in Go

Answer 1

package main
 
import "fmt"
 
func geometryCalc(s string, sides ...int) int {
    area := 1
    for _, n := range sides {
        if s == "rect" {
            area *= n
        } else if s == "square" {
            area = n * n
        }
    }
    return area
}

func main() {
    fmt.Println(geometryCalc("rect", 5, 7))
    fmt.Println(geometryCalc("square", 4))
}
 

 
 
/*
run:
 
35
16
 
*/

 

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