javascript array dictionary code example

Example 1: dictionary in javascript

// Dictionaries are placed in braces, and values are seperated with a comma
let myDictionary = {
	"value 1": "string",
  	"value 2": 2,
	"value 3": ["array value 1", "array value 2"]
};

// Access the dictionary using its keys
var value1 = myDictionary["value1"]; // Type: String
var value2 = myDictionary["value2"]; // Type: Int
var value3 = myDictionary["value3"]; // Type: Array

Example 2: react dictionary key value avec 2 variable

var dictionary = {};//create new object
dictionary["key1"] = value1;//set key1
var key1 = dictionary["key1"];//get key1

Example 3: javascript add to a dictionary

obj["key3"] = "value3";

Example 4: js dictionary

var dict = {
  FirstName: "Chris",
  "one": 1,
  1: "some value"
};