Mapa de Golang como parámetro de función
package main
import "fmt"
func mapToAnotherFunction(m map[string]int) {
m["hello"] = 3
m["world"] = 4
m["new_word"] = 5
}
// func mapToAnotherFunctionAsRef(m *map[string]int) {
// m["hello"] = 30
// m["world"] = 40
// m["2ndFunction"] = 5
// }
func main() {
m := make(map[string]int)
m["hello"] = 1
m["world"] = 2
// Initial State
for key, val := range m {
fmt.Println(key, "=>", val)
}
fmt.Println("-----------------------")
mapToAnotherFunction(m)
// After Passing to the function as a pointer
for key, val := range m {
fmt.Println(key, "=>", val)
}
// Try Un Commenting This Line
fmt.Println("-----------------------")
// mapToAnotherFunctionAsRef(&m)
// // After Passing to the function as a pointer
// for key, val := range m {
// fmt.Println(key, "=>", val)
// }
// Outputs
// hello => 1
// world => 2
// -----------------------
// hello => 3
// world => 4
// new_word => 5
// -----------------------
}
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