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thepabloaguilar/map.go

Created April 27, 2021 02:23
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A `map` implementation for go Slices
Raw
map.go
package main
import (
"fmt"
"strconv"
)
func Map[T1, T2 any](s []T1, f func(T1) T2) []T2 {
newSlice := make([]T2, 0)
for _, item := range s {
newSlice = append(newSlice, f(item))
}
return newSlice
}
func main() {
s := []int {1, 2, 3, 4}
newS := Map(s, strconv.Itoa)
fmt.Printf("%T -> %s", newS, newS)
// []string -> [1 2 3 4]
}
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