Lecture 07

imdhruvgupta · imdhruvgupta · commit 3218ca536d51 · 2019-06-25T14:39:00.000+05:30
diff --git a/Lecture07/array_ops/rms.js b/Lecture07/array_ops/rms.js
@@ -0,0 +1,10 @@
+let arr = [2, 3, 4]
+
+let rmsValue = Math.sqrt(((arr.map(item => item*item))
+    .reduce((acum, item) => {
+        return acum+item
+    })
+    )/arr.length)
+
+
+console.log(rmsValue)
diff --git a/Lecture07/class.js b/Lecture07/class.js
@@ -0,0 +1,17 @@
+class Person{
+    constructor(name, age){
+        this.name = name;
+        this.age = age;
+    }
+
+    isAdult() {
+        if(this.age < 18)
+        {
+            return false;
+        }
+        else return true
+     }
+}
+
+let p1 = new Person("Joe", 25);
+console.log(p1.isAdult());
diff --git a/Lecture07/ex1.js b/Lecture07/ex1.js
@@ -0,0 +1,18 @@
+let obj = {
+    a: 10,
+    b: 20,
+    c: "Some Text"
+}
+
+console.log(obj)
+
+let obj2 = {
+    a: "Some Text",
+    fn: function() {
+        return "fun"
+    }
+}
+
+console.log(obj2)
+console.log(obj2.fn)
+console.log(obj2.fn())
diff --git a/Lecture07/ex2.js b/Lecture07/ex2.js
@@ -0,0 +1,13 @@
+let obj = {
+    a: 20,
+    b: 30,
+    sum: function() {
+        return this.a + this.b
+    }
+}
+
+function WhatIsThis() {
+    console.log(this === global)
+}
+
+console.log(WhatIsThis())
diff --git a/Lecture07/index.html b/Lecture07/index.html
@@ -0,0 +1,13 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <meta http-equiv="X-UA-Compatible" content="ie=edge">
+    <title>Document</title>
+    <script src="prototypes.js"></script>
+</head>
+<body>
+    
+</body>
+</html>
diff --git a/Lecture07/new.js b/Lecture07/new.js
@@ -0,0 +1,22 @@
+function Person(Name, Age) {
+    this.name = Name;
+    // this.Age = Age;
+    this.isAdult = function() {
+        if(this.Age > 18) return true;
+        else return false;
+    }
+    this.isAdult = function() {
+        if(this.Age > 18) return true;
+        else return false;
+    }
+}
+
+let p1 = new Person("Dhruv", 16)
+let p2 = new Person("Joe", 30);
+
+let p3 = Person("John", 17)
+
+console.log(p1.isAdult())
+console.log(p2.Age)
+console.log(p2.name)
+// console.log(p3)
diff --git a/Lecture07/prototypes.js b/Lecture07/prototypes.js
@@ -0,0 +1,13 @@
+ let food = {
+//     veg: true,
+//     taste: "delicious"
+ }
+
+let fruit = Object.create(food)
+fruit.taste = "sweet";
+
+let Mango = Object.create(fruit)
+Mango.color = "Yellow"
+
+
+console.log(Mango)
