1var obj = {
2  prop1: 5,
3  obj2: {
4    prop1: [3, 6, 3],
5    prop2: 74,
6    prop3: {
7      str: "Hello World"
8    }
9  }
10};
11
12console.log(obj.obj2.prop3.str); //output: "Hello World"

1const person = {firstName:"John", lastName:"Doe", age:50, eyeColor:"blue"};

1{ "name":"John", "age":30, "car":null }

1person = {
2    'name':'john smith'
3    'age':41
4};
5
6console.log(person);
7//this will return [object Object]
8//use
9console.log(JSON.stringify(person));
10//instead

1let car = {
2  engineNumber: 1234
3  brand: 'BMW',
4  break: function (){}
5}

1let computer = {
2
3    CPU: "Intel i9",
4    motherboard: "MSI MPG Z490",
5    graphicsCard: "NVIDIA 3090",
6    powerSupply: "Redragon RGPS GC-PS003",
7    getSpecs: function() {
8
9        return "My computer is equipped with a(n) " + this.CPU + ", a(n) " + this.motherboard + " motherboard, a(n) " + this.graphicsCard + " GPU and a(n) " + this.powerSupply + " power supply.";
10
11    }
12
13};
14
15console.log(computer.getSpecs());
16
17// OUTPUT: My computer is equipped with a(n) Intel i9, a(n) MSI MPG Z490 motherboard, a(n) NVIDIA 3090 GPU and a(n) Redragon RGPS GC-PS003 power supply.