Anil Singh | Code-sample.com

What is Prototype in JavaScript? How to create prototype in JavaScript? The prototype is a fundamental concept of JavaScript and its must to known JavaScript developers and a ll the   JavaScript objects  have an object and its property called prototype and its used to add and the custom functions and property. The example looks like, var employee = function () { //This is a constructor function. } //Crate the instance of above constructor function and assign in a variable var empInstance = new employee(); empInstance.deportment = "IT" ; console .log (empInstance.deportment); //The output of above is IT. The example with prototype as given below. var employee = function () { //This is a constructor function.} employee . prototype . deportment = "IT" ; //Now, for every instance employee will have a deportment. //Crate the instance of above constructor function and assign in a variable var empInstance = new employee()...