Method perim

examples/methods/methods.go:18–20

Methods can be defined for either pointer or value receiver types. Here's an example of a value receiver.

()

// Methods can be defined for either pointer or value
// receiver types. Here's an example of a value receiver.
func (r rect) perim() int {
	return 2*r.width + 2*r.height
}

func main() {
	r := rect{width: 10, height: 5}