33 lines
437 B
Go
33 lines
437 B
Go
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package main
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import "fmt"
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type triangle struct {
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height float64
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base float64
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}
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type square struct {
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sideLength float64
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}
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type shape interface {
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getArea() float64
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}
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func main() {
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t := square{sideLength: 0.5}
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printArea(t)
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}
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func (t triangle) getArea() float64 {
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return 0.5 * t.base * t.height
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}
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func (s square) getArea() float64 {
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return s.sideLength * s.sideLength
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}
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func printArea(s shape) {
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fmt.Println(s.getArea())
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}
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