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Map

func Map[K comparable, V any, R any](mapInstance map[K]V, mapper func(key K, value V) R) map[K]R

Map transforms map values using a mapper function, returning a new map with transformed values while preserving keys.

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package main

import (
    "fmt"
    "strings"

    "github.com/Goldziher/go-utils/maputils"
)

func main() {
    prices := map[string]int{
        "apple":  100,
        "banana": 75,
        "cherry": 200,
    }

    // Transform values to strings
    priceStrings := maputils.Map(prices, func(k string, v int) string {
        return fmt.Sprintf("$%d.%02d", v/100, v%100)
    })

    fmt.Printf("%v\n", priceStrings)
    // map[apple:$1.00 banana:$0.75 cherry:$2.00]
}