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golang maps

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Restu Wahyu Saputra answered on September 7, 2021 Popularity 9/10 Helpfulness 4/10

answer golang maps

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package main

import (
	"encoding/json"
	"fmt"
	"net/http"
)

type Address struct {
	Street  string `json:"street"`
	Suite   string `json:"suite"`
	Zipcode string `json:"zipcode"`
}

type Users struct {
	Name string `json:"name"`
	Age  uint   `json:"age"`
}

func Mapping() {
   // users 1 example
	var users1 map[string]interface{}

	users1 = map[string]interface{}{"name": "john doe", "age": 23}

   // users 2 example
	users2 := map[string]interface{}{"name": "john doe", "age": 23}

   // users 3 example
	users3 := make(map[string]interface{})
	users3 = map[string]interface{}{"name": "John doe", "age": 23}

   // users 4 example
	var users4 map[string]interface{} = map[string]interface{}{"name": "John doe", "age": 23}

	fmt.Printf("Object mapping 1 %#v \n", users1)
	fmt.Printf("Object mapping 2 %#v \n", users2)
	fmt.Printf("Object mapping 3 %#v \n", users3)
	fmt.Printf("Object mapping 4 %#v \n", users4)
}

func ArrayMapping() {
   // users 1 example
	var users1 []map[string]interface{}

	users1 = []map[string]interface{}{
		map[string]interface{}{"name": "john doe", "age": 23},
	}

   // users 2 example
	users2 := []map[string]interface{}{
		map[string]interface{}{"name": "john doe", "age": 23},
	}

   // users 2 example
	users3 := make([]map[string]interface{}, 1)
	users3 = []map[string]interface{}{
		map[string]interface{}{"name": "John doe", "age": 23},
	}

   // users 4 example
	var users4 []map[string]interface{} = []map[string]interface{}{map[string]interface{}{"name": "John doe", "age": 23}}

	fmt.Printf("Array object mapping 1 %#v \n", users1)
	fmt.Printf("Array object mapping 2 %#v \n", users2)
	fmt.Printf("Array object mapping 3 %#v \n", users3)
	fmt.Printf("Array object mapping 4 %#v \n", users4)
}

func main() {
	Mapping()
	fmt.Printf("\n")
	ArrayMapping()
}

Popularity 9/10 Helpfulness 4/10 Language go

Source: Grepper

Tags: go

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Contributed on Apr 17 2022

Restu Wahyu Saputra

0 Answers Avg Quality 2/10

Closely Related Answers

golang map

Comment

//map in go is a built in type implementaiton of has table
//create an empty map
myMap := make(map[string]string)
//insert key-value pair in map
myMap["key"] = "value"
//read from map
value, ok := myMap["key"]
//delete from map
delete(myMap, "key")

Popularity 10/10 Helpfulness 5/10 Language c

Source: Grepper

Tags: c

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Contributed on Sep 07 2021

PrimeGurjar

0 Answers Avg Quality 2/10

golang map

Comment

package main
import "fmt"

func main() {

  object := map[string]string{
    "name": "john doe",
  }
  
  arrayObject := []map[string]string{
    map[string]string{ "name": "john doe"},
    map[string]string{"name": "jane doe"},
  }

  usingMake := make(map[string] string)
  usingMake["name"] = "max cavalera"
  
  fmt.Printf("this is object %v \n", object)
  fmt.Printf("this is array object %v \n", arrayObject)
  fmt.Printf("using make method %v \n", usingMake)
}

Popularity 10/10 Helpfulness 4/10 Language go

Source: Grepper

Tags: go g

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Contributed on Mar 30 2022

Restu Wahyu Saputra

0 Answers Avg Quality 2/10

Go Map in Golang

Comment

// Program to create a map and print its keys and values

package main
import ("fmt")

func main() {

  // creating a map
  subjectMarks := map[string]float32{"Golang": 85, "Java": 80, "Python": 81}

  fmt.Println(subjectMarks)
}

Popularity 10/10 Helpfulness 4/10 Language go

Source: Grepper

Tags: go g

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Contributed on Jun 16 2022

SAMER SAEID

0 Answers Avg Quality 2/10

Go map

Comment

subjectMarks := map[string]float32{"Golang": 85, "Java": 80, "Python": 81}

Popularity 9/10 Helpfulness 3/10 Language go

Source: Grepper

Tags: go g

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Contributed on Jun 16 2022

SAMER SAEID

0 Answers Avg Quality 2/10

golang map

Comment

myMap := make(map[(key type)](value type))

Popularity 10/10 Helpfulness 1/10 Language go

Source: Grepper

Tags: go g

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Contributed on Jan 20 2022

Itchy Ibex

0 Answers Avg Quality 2/10

golang maps

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