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Get

func Get[K comparable, V any](mapInstance map[K]V, key K, defaultValue V) V

Get safely gets a value from the map with a default fallback if the key doesn't exist.

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package main

import (
    "fmt"

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

func main() {
    config := map[string]int{
        "maxConnections": 100,
        "timeout":        30,
    }

    // Get existing key
    maxConn := maputils.Get(config, "maxConnections", 50)
    fmt.Printf("Max connections: %d\n", maxConn) // 100

    // Get missing key with default
    bufferSize := maputils.Get(config, "bufferSize", 1024)
    fmt.Printf("Buffer size: %d\n", bufferSize) // 1024
}