OOP

Yasholo · Yasholo · commit 44153d9cc11f · 2023-06-22T00:08:51.000+05:30
diff --git a/Object-Oriented-Programming/01.Create-a-Basic-JavaScript-Object_script.js b/Object-Oriented-Programming/01.Create-a-Basic-JavaScript-Object_script.js
@@ -0,0 +1,4 @@
+let dog = {
+	name: 'Aflac',
+	numLegs: 2,
+};
diff --git a/Object-Oriented-Programming/02.Use-Dot-Notation-to-Access-the-Properties-of-an-Object_script.js b/Object-Oriented-Programming/02.Use-Dot-Notation-to-Access-the-Properties-of-an-Object_script.js
@@ -0,0 +1,6 @@
+let dog = {
+	name: 'Spot',
+	numLegs: 4,
+};
+console.log(dog.name);
+console.log(dog.numLegs);
diff --git a/Object-Oriented-Programming/03.Create-a-Method-on-an-Object_script.js b/Object-Oriented-Programming/03.Create-a-Method-on-an-Object_script.js
@@ -0,0 +1,9 @@
+let dog = {
+	name: 'Spot',
+	numLegs: 4,
+	sayLegs: function () {
+		return 'This dog has ' + dog.numLegs + ' legs.';
+	},
+};
+
+dog.sayLegs();
diff --git a/Object-Oriented-Programming/04.Make-Code-More-Reusable-with-the-this-Keyword_script.js b/Object-Oriented-Programming/04.Make-Code-More-Reusable-with-the-this-Keyword_script.js
@@ -0,0 +1,9 @@
+let dog = {
+	name: 'Spot',
+	numLegs: 4,
+	sayLegs: function () {
+		return 'This dog has ' + this.numLegs + ' legs.';
+	},
+};
+
+dog.sayLegs();
diff --git a/Object-Oriented-Programming/05.Define-a-Constructor-Function_script.js b/Object-Oriented-Programming/05.Define-a-Constructor-Function_script.js
@@ -0,0 +1,5 @@
+function Dog() {
+	this.name = 'Rex';
+	this.color = 'Golden';
+	this.numLegs = 4;
+}
diff --git a/Object-Oriented-Programming/06.Use-a-Constructor-to-Create-Objects_script.js b/Object-Oriented-Programming/06.Use-a-Constructor-to-Create-Objects_script.js
@@ -0,0 +1,7 @@
+function Dog() {
+	this.name = 'Rupert';
+	this.color = 'brown';
+	this.numLegs = 4;
+}
+
+let hound = new Dog();
diff --git a/Object-Oriented-Programming/07.Extend-Constructors-to-Receive-Arguments_script.js b/Object-Oriented-Programming/07.Extend-Constructors-to-Receive-Arguments_script.js
@@ -0,0 +1,6 @@
+function Dog(name, color) {
+	this.name = name;
+	this.color = color;
+	this.numLegs = 4;
+}
+let terrier = new Dog('Rex', 'black');
diff --git a/Object-Oriented-Programming/08.Verify-an-Object's-Constructor-with-instanceof_script.js b/Object-Oriented-Programming/08.Verify-an-Object's-Constructor-with-instanceof_script.js
@@ -0,0 +1,7 @@
+function House(numBedrooms) {
+	this.numBedrooms = numBedrooms;
+}
+
+let myHouse = new House(2);
+
+myHouse instanceof House;
diff --git a/Object-Oriented-Programming/09.Understand-Own-Properties_script.js b/Object-Oriented-Programming/09.Understand-Own-Properties_script.js
@@ -0,0 +1,13 @@
+function Bird(name) {
+	this.name = name;
+	this.numLegs = 2;
+}
+
+let canary = new Bird('Tweety');
+let ownProps = [];
+
+for (let property in canary) {
+	if (canary.hasOwnProperty(property)) {
+		ownProps.push(property);
+	}
+}
diff --git a/Object-Oriented-Programming/10.Use-Prototype-Properties-to-Reduce-Duplicate-Code_script.js b/Object-Oriented-Programming/10.Use-Prototype-Properties-to-Reduce-Duplicate-Code_script.js
@@ -0,0 +1,6 @@
+function Dog(name) {
+	this.name = name;
+}
+
+let beagle = new Dog('Snoopy');
+Dog.prototype.numLegs = 2;
diff --git a/Object-Oriented-Programming/11.Iterate-Over-All-Properties_script.js b/Object-Oriented-Programming/11.Iterate-Over-All-Properties_script.js
@@ -0,0 +1,19 @@
+function Dog(name) {
+	this.name = name;
+}
+
+Dog.prototype.numLegs = 4;
+
+let beagle = new Dog('Snoopy');
+
+let ownProps = [];
+let prototypeProps = [];
+
+for (let property in beagle) {
+    if(beagle.hasOwnProperty(property)) {
+      ownProps.push(property);
+    } else {
+      prototypeProps.push(property);
+    }
+  }
+  
diff --git a/Object-Oriented-Programming/12.Understand-the-Constructor-Property_script.js b/Object-Oriented-Programming/12.Understand-the-Constructor-Property_script.js
@@ -0,0 +1,7 @@
+function Dog(name) {
+	this.name = name;
+}
+
+function joinDogFraternity(candidate) {
+	return candidate.constructor === Dog;
+}
diff --git a/Object-Oriented-Programming/13.Change-the-Prototype-to-a-New-Object_script.js b/Object-Oriented-Programming/13.Change-the-Prototype-to-a-New-Object_script.js
@@ -0,0 +1,13 @@
+function Dog(name) {
+	this.name = name;
+}
+
+Dog.prototype = {
+	numLegs: 4,
+	eat: function () {
+		console.log('nom nom nom');
+	},
+	describe: function () {
+		console.log('My name is ' + this.name);
+	},
+};
diff --git a/Object-Oriented-Programming/14.Remember-to-Set-the-Constructor-Property-when-Changing-the-Prototype_script.js b/Object-Oriented-Programming/14.Remember-to-Set-the-Constructor-Property-when-Changing-the-Prototype_script.js
@@ -0,0 +1,14 @@
+function Dog(name) {
+	this.name = name;
+}
+
+Dog.prototype = {
+	constructor: Dog,
+	numLegs: 2,
+	eat: function () {
+		console.log('nom nom nom');
+	},
+	describe: function () {
+		console.log('My name is ' + this.name);
+	},
+};
diff --git a/Object-Oriented-Programming/15.Understand-Where-an-Object’s-Prototype-Comes-From_script.js b/Object-Oriented-Programming/15.Understand-Where-an-Object’s-Prototype-Comes-From_script.js
@@ -0,0 +1,7 @@
+function Dog(name) {
+	this.name = name;
+}
+
+let beagle = new Dog('Snoopy');
+
+console.log(Dog.prototype.isPrototypeOf(beagle));
diff --git a/Object-Oriented-Programming/16.Understand-the-Prototype-Chain_script.js b/Object-Oriented-Programming/16.Understand-the-Prototype-Chain_script.js
@@ -0,0 +1,8 @@
+function Dog(name) {
+	this.name = name;
+}
+
+let beagle = new Dog('Snoopy');
+
+Dog.prototype.isPrototypeOf(beagle);
+Object.prototype.isPrototypeOf(Dog.prototype);
diff --git a/Object-Oriented-Programming/17.Use-Inheritance-So-You-Don't-Repeat-Yourself_script.js b/Object-Oriented-Programming/17.Use-Inheritance-So-You-Don't-Repeat-Yourself_script.js
@@ -0,0 +1,24 @@
+function Cat(name) {
+	this.name = name;
+}
+
+Cat.prototype = {
+	constructor: Cat,
+};
+
+function Bear(name) {
+	this.name = name;
+}
+
+Bear.prototype = {
+	constructor: Bear,
+};
+
+function Animal() {}
+
+Animal.prototype = {
+	constructor: Animal,
+	eat: function () {
+		console.log('nom nom nom');
+	},
+};
diff --git a/Object-Oriented-Programming/18.Inherit-Behaviors-from-a-Supertype_script.js b/Object-Oriented-Programming/18.Inherit-Behaviors-from-a-Supertype_script.js
@@ -0,0 +1,11 @@
+function Animal() {}
+
+Animal.prototype = {
+	constructor: Animal,
+	eat: function () {
+		console.log('nom nom nom');
+	},
+};
+
+let duck = Object.create(Animal.prototype);; 
+let beagle = Object.create(Animal.prototype);; 
diff --git a/Object-Oriented-Programming/19.Set-the-Child's-Prototype-to-an-Instance-of-the-Parent_script.js b/Object-Oriented-Programming/19.Set-the-Child's-Prototype-to-an-Instance-of-the-Parent_script.js
@@ -0,0 +1,13 @@
+function Animal() {}
+
+Animal.prototype = {
+	constructor: Animal,
+	eat: function () {
+		console.log('nom nom nom');
+	},
+};
+
+function Dog() {}
+
+let beagle = new Dog();
+Dog.prototype = Object.create(Animal.prototype);
diff --git a/Object-Oriented-Programming/20.Reset-an-Inherited-Constructor-Property_script.js b/Object-Oriented-Programming/20.Reset-an-Inherited-Constructor-Property_script.js
@@ -0,0 +1,12 @@
+function Animal() {}
+function Bird() {}
+function Dog() {}
+
+Bird.prototype = Object.create(Animal.prototype);
+Dog.prototype = Object.create(Animal.prototype);
+
+Bird.prototype.constructor = Bird;
+Dog.prototype.constructor = Dog;
+
+let duck = new Bird();
+let beagle = new Dog();
diff --git a/Object-Oriented-Programming/21.Add-Methods-After-Inheritance_script.js b/Object-Oriented-Programming/21.Add-Methods-After-Inheritance_script.js
@@ -0,0 +1,14 @@
+function Animal() {}
+Animal.prototype.eat = function () {
+	console.log('nom nom nom');
+};
+
+function Dog() {}
+
+Dog.prototype = Object.create(Animal.prototype);
+Dog.prototype.constructor = Dog;
+Dog.prototype.bark = function () {
+	console.log('Woof!');
+};
+
+let beagle = new Dog();
diff --git a/Object-Oriented-Programming/22.Override-Inherited-Methods_script.js b/Object-Oriented-Programming/22.Override-Inherited-Methods_script.js
@@ -0,0 +1,16 @@
+function Bird() {}
+
+Bird.prototype.fly = function () {
+	return 'I am flying!';
+};
+
+function Penguin() {}
+Penguin.prototype = Object.create(Bird.prototype);
+Penguin.prototype.constructor = Penguin;
+
+Penguin.prototype.fly = function () {
+	return 'Alas, this is a flightless bird.';
+};
+
+let penguin = new Penguin();
+console.log(penguin.fly());
diff --git a/Object-Oriented-Programming/23.Use-a-Mixin-to-Add-Common-Behavior-Between-Unrelated-Objects_script.js b/Object-Oriented-Programming/23.Use-a-Mixin-to-Add-Common-Behavior-Between-Unrelated-Objects_script.js
@@ -0,0 +1,17 @@
+let bird = {
+	name: 'Donald',
+	numLegs: 2,
+};
+
+let boat = {
+	name: 'Warrior',
+	type: 'race-boat',
+};
+
+let glideMixin = function (obj) {
+	obj.glide = function () {
+		console.log('Gliding!');
+	};
+};
+glideMixin(bird);
+glideMixin(boat);
diff --git a/Object-Oriented-Programming/24.Use-Closure-to-Protect-Properties-Within-an-Object-from-Being-Modified-Externally_script.js b/Object-Oriented-Programming/24.Use-Closure-to-Protect-Properties-Within-an-Object-from-Being-Modified-Externally_script.js
@@ -0,0 +1,7 @@
+function Bird() {
+	let weight = 15;
+
+	this.getWeight = function () {
+		return weight;
+	};
+}
diff --git a/Object-Oriented-Programming/25.Understand-the-Immediately-Invoked-Function-Expression-(IIFE)_script.js b/Object-Oriented-Programming/25.Understand-the-Immediately-Invoked-Function-Expression-(IIFE)_script.js
@@ -0,0 +1,4 @@
+(function () {
+	console.log('A cozy nest is ready');
+})();
+makeNest();
diff --git a/Object-Oriented-Programming/26.Use-an-IIFE-to-Create-a-Module_script.js b/Object-Oriented-Programming/26.Use-an-IIFE-to-Create-a-Module_script.js
@@ -0,0 +1,14 @@
+let funModule = (function () {
+	return {
+		isCuteMixin: function (obj) {
+			obj.isCute = function () {
+				return true;
+			};
+		},
+		singMixin: function (obj) {
+			obj.sing = function () {
+				console.log('Singing to an awesome tune');
+			};
+		},
+	};
+})();
