JavaScript Complete Objects Tutorial Part 6 | JSON | Array in Object | Object in Array

JavaScript Complete Objects Tutorial Part 6 | JSON | Array in Object | Object in Array

JavaScript Complete Objects Tutorial Part 6 | JSON | Array in Object | Object in Array

Tutorial Cover:

1. How to Declare Objects in JavaScript

2. Access Value of Object

3. Access All Object Key Value Using For Loop

4. How to Create Array of Objects

5. How to Create Array inside Objects

6. Push Item in JSON Object Array

7. How to Add Item in JS Object

8. How to Change item in JS Object

9. JavaScript Complete JSON Tutorial

Tutorial Link : https://youtu.be/oXNPLoEZbaI

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Source Code : https://github.com/hackstarsj/JavaScriptCompleteTutorial

JavaScript Code : 

	var carsObject={"model":"2020","name":"Maruti","mileage":"20Km"};
	//{"KEY":"Value"}
	console.log(carsObject);
	//print single value
	console.log(carsObject["model"]);
	console.log(carsObject.model);
	//changing the value
	carsObject['mileage']="30km";
	console.log(carsObject);
	//for each loop for objects
	for(var key in carsObject){
	console.log("Key : "+key+" value : "+carsObject[key]);
	}
	//adding value in object
	carsObject["yearold"]="5 Years";
	console.log(carsObject);
	//Array of Objects
	var manycarObject=[{"model":"2020","name":"Maruti","mileage":"20Km"},{"model":"2010","name":"Tata","mileage":"25Km"}];
	console.log(manycarObject);
	//Accessing first item Object
	console.log(manycarObject[0]["mileage"]);
	console.log("Car Names :");
	for(var i=0;i<manycarObject.length;i++){
	console.log("Name : "+manycarObject[i]["name"]);
	}
	for(var key in manycarObject){
	console.log("Name : "+manycarObject[key]["name"]);
	}
	var listInObjects={"name":["Rahul","AMana","Vishal"]};
	console.log(listInObjects);
	//Accessing list in object
	console.log(listInObjects["name"][0]);
	console.log(listInObjects["name"][1]);
	console.log(listInObjects["name"][2]);
	//all data access
	for(var key in listInObjects["name"]){
	console.log(listInObjects["name"][key]);
	}
	//adding item into list
	listInObjects["name"].push("Ankit");
	console.log(listInObjects);

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