object dictionary javascript code example

Example 1: javascript check if is array

var colors=["red","green","blue"];

if(Array.isArray(colors)){
    //colors is an array
}

Example 2: Javascript object to JSON string

var person={"first_name":"Tony","last_name":"Hawk","age":31};
var personJSONString=JSON.stringify(person);

Example 3: 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 4: js dictionary

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