Revised about new keyword in JS

demo/52_Object.js

@@ -1,30 +1,16 @@
-//Revice new key word
-/***** 
- so new does 3 things.
- 1. creates object of fucntion name 
- 2. this of that aobject will be the values of object and 
-    new will return this
- 3. and new will create link between the function's
-    object and prototype of it directel;y for that we do not have
-    to do that way 
-    const Object1 = Object.create(functionName.prototype)
-
-    this thing will be handled by new keyword below is example
-*/
-
-function exampleFunction(firstname, contact){
-    this.firstname=firstname;
-    this.Mob= contact
+function createUser(firstName, Lastname, age,email){
+    this.firstName = firstName
+    this.Lastname= Lastname;
+    this.age = age
+    this.email = email
 }
-exampleFunction.prototype.exampleInfo=function(){
-    console.log(this.Mob, this.firstname)
+
+createUser.prototype.userInfo = function(){
+    return `${this.firstName} ${this.Lastname} ${this.age} ${this.email}`
 }
-const example1 = new exampleFunction('vaibhav', 91584023023)
-/***
- now new will create object of the function and return's this fot it
- now if we create prototype of exampleFunction and we create new instance 
- of exampleFunciton new key word create direct link between the prototype
- and function this value e.g., as can be seen
- */
 
- example1.exampleInfo()
+createUser.prototype.sing= function(){
+    return `lalal alala la ala `;
+}
+const User1= new createUser("Vaibhav", "singh", 234, 'vai1641996@gmail.com')
+console.log(User1.userInfo())