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In this article, we are going to explore the Anonymous functions in JavaScript and also learn about their use cases. An anonymous function is a special type of function that does not have any name associated with it.In JavaScript, we normally use the function () keyword before defining any function in JavaScript. However, in anonymous functions in JavaScript, we only use the keyword function for defining the function without any supported name.An anonymous function cannot be accessed after it is created, it can only be accessed by a variable that is stored in the function as the value. An anonymous ... Read More
JavaScript has become the most widely used language in the field of web development in a relatively short span of time. For the last 25 years, the JavaScript frameworks have been driving web developmentIn this article, we are going to elaborate upon the uses of JavaScript frameworks along with their pros and cons. These JavaScript frameworks empower the language to achieve its best with minimal to no configuration. JavaScript can be used as both the frontend and backend technologies.JavaScript FrameworksThese are the frameworks that provide the basic platform for constructing the JavaScript app for developers. This saves the developers most ... Read More
In this article, we are going to explore different methods provided by Array and their importance in JavaScript. We will learn how to use them and what are their actual use cases with the help of examples.Before moving on to methods, below is the syntax for creating an array in JavaScript −let array = [element1, element2, ...Alternatively, we can also define the array as follows −let array = new Array (element1, elemnet2, ...Now, we will be learning about the different methods in the array:push() method − This method is used for pushing an element into the array. The element will ... Read More
A factory function can be defined as a function that creates an object and returns it. It is similar to constructor functions/class functions.The factory function is a very useful tool in JavaScript since it returns the object of any class directly. We can also populate some fixed static values in these factory functions.These functions do not require the use of the ‘this’ keyword for inner values. Also, they do not need the ‘newnew’ keyword when initiating new objects.Factory functions can contain inner values, methods, and many more. They are just like normal functions but with a specific target i.e. to ... Read More
In this article, we are going to explore Classes and Proxies and the difference between the two.Classes in JavaScript are similar to functions. The only difference is it uses the class keyword instead of the function. Another important difference between the functions and the classes is that the functions can be called in the code even before they are defined. Whereas the class object should be defined before the class object to prevent it from throwing any Reference error.Syntaxclass Classname { constructor(property1, property2) { this.property1 = property1; this.prop erty2 = property2; } ... Read More
To get what we want, we need to accurately define it. Business requirements are the critical activities of an enterprise that must be performed to meet the organizational objectives while remaining solution independent.Here are some common questions which might ring a bell in you. Has a client ever told you that the product delivered is not performing as requested? Was there a change in the deliverable after beginning to build the product? Has there been a difference of opinion about end results from multiple stakeholders? Has there been new requirements requested after the product has been built?Preparing a good business ... Read More
In this article, we are going to explore Linked List and how to delete a linked list in JavaScript.A Linked List is a data structure that is used for storing raw data. The Linked List elements are not stored in contiguous memory locations. The elements in a Linked List are linked using pointers.ExampleIn the below example, we are going to delete the linked list in JavaScript.# index.html Computed Property Welcome To Tutorials Point // Javascript program to delete // a linked ... Read More
Google Chrome is probably the fastest browser that fetches results at lightning speed. When Google was launched in September 2008, Netscape Navigator and Internet Explorer were the go-to browsers. However, it was only a matter of time when Chrome started making its strong presence and now, it is the most preferred and the most popular web browser. It has more than 1 billion active users and its ever-growing list of admirers is a testimony.The best feature is the beauty of keyboard shortcuts. Believe me, you can save a lot of time and the following shortcuts can be mastered in less ... Read More
In this article, we are going to explore the 'in' operator and how to use it in JavaScript. The in operator is an inbuilt operator in JavaScript that is used for checking whether a particular property exists in an object or not. It will return true if the property exists, else false is returned.Syntaxprop in objectParametersThis function accepts the following parameters as described below −prop − This parameter holds the string or symbol that represents a property name or the array index.object − This object will be checked if it contains the prop or not.Return value − This method will ... Read More
The keyword "Static" is used for defining a static method or a static property of a class. The benefit of a static method is that we do not need to create an instance or object of the class. It does not have multiple values. It will have a single static value defined during initialization.The keyword static is similar to the const keyword. It is set at the run time when the initialization takes place and these types of variables have global presence and scope. We can use these static variables anywhere over the script.Note − We can reassign and change ... Read More