[golang] reduce

package main

import "fmt"

func reduce[T, M any](s []T, f func(M, T) M, initValue M) M {
	acc := initValue
	for _, v := range s {
		acc = f(acc, v)
	}

	return acc
}

func main() {
	numbers := []int{1, 2, 3, 4, 5}
	sum := reduce(numbers, func(acc, current int) int {
		return acc + current
	}, 0)
	fmt.Println(sum)
}

 

https://gosamples.dev/tags/generics-intro/ 참고