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Copy

func Copy[K comparable, V any](mapInstance map[K]V) map[K]V

Copy takes a map with keys K and values V and returns a copy.

Deprecated: prefer maps.Clone(mapInstance) from the standard library.

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package main

import (
    "fmt"
    "maps"

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

func main() {
    vegetables := map[string]int{
        "potatoes": 5,
        "carrots":  10,
    }

    copiedVegetables := maputils.Copy(vegetables)
    clonedVegetables := maps.Clone(vegetables)

    copiedVegetables["potatoes"] = 3

    fmt.Print(vegetables["potatoes"])       // 5
    fmt.Print(copiedVegetables["potatoes"]) // 3
    fmt.Print(clonedVegetables["potatoes"]) // 5
}