Found 128 Articles for TypeScript

TypeScript has been gaining popularity in the web development community for quite some time now, and for good reason. It is a powerful programming language that offers several benefits over traditional JavaScript. TypeScript is a strongly typed language that allows developers to catch errors earlier in the development process, making it easier to maintain and scale large codebases. In this article, we will explore why TypeScript is the best way to write front-end code. What is TypeScript? TypeScript is a superset of JavaScript that was developed by Microsoft in 2012. It is a statically typed language that provides optional ... Read More

React has emerged as one of the most popular JavaScript libraries for building dynamic and interactive web applications in recent years. With its component-based architecture and virtual DOM, React offers developers a powerful and efficient way to create complex user interfaces. However, as projects grow in size and complexity, it becomes crucial to ensure code maintainability, catch potential bugs early, and improve collaboration among team members. This is where TypeScript, a statically typed superset of JavaScript, comes into play. In this tutorial, we will explore why and how to use TypeScript in your React app and how it can significantly ... Read More

In TypeScript, developers have two main options when working with numeric values: BigInt and Number. These two types serve different purposes and have distinct characteristics, making it crucial to understand their differences to make an informed decision. This tutorial aims to explore the disparities between BigInt and Number in TypeScript, providing examples and use cases to help developers choose the appropriate numeric type for their specific needs. Understanding Number The Number type in TypeScript represents standard JavaScript numbers and is widely used for most numeric operations. It encompasses both integer and floating-point values. Here are a few key aspects to ... Read More

In this tutorial, we will delve into the world of TypeScript and explore some important interview questions and their corresponding answers. TypeScript, a statically typed superset of JavaScript, brings enhanced features and static type-checking to JavaScript development. By understanding these questions and answers, developers can gain insights into TypeScript's core concepts and capabilities. TypeScript Basics Here are some important questions that cover the basics of TypeScript − What is TypeScript, and how Does it Differ From JavaScript? TypeScript is a programming language that extends JavaScript by introducing optional static typing and additional features. While JavaScript is a dynamically typed language, ... Read More

Forms are an essential part of web development, enabling users to input and submit data. TypeScript, with its static typing and enhanced tooling, provides a robust environment for building form-driven applications. In this tutorial, we will explore various scenarios for working with form elements in TypeScript. We'll cover form submission, input validation, handling events, and accessing form values. Creating a Basic Form To get started, let's create a basic HTML form and enhance it with TypeScript. We'll capture user input and display it on submission. Syntax The syntax to create a form in HTML − ... Read More

As a TypeScript developer, you may encounter situations where you need to add functionality to an existing class or interface without modifying its source code. In such cases, extension methods can come in handy. Extension methods allow you to add new methods to a class or interface, providing additional functionality to make your code more modular and easier to maintain. In this tutorial, we will see what extension methods are, how to declare and use them and provide examples of their use. What are Extension Methods? Extension methods are a powerful feature of TypeScript that allows you to add new ... Read More

As a beginner-friendly programming language, TypeScript offers a variety of features to handle file operations effectively. Reading a file is a fundamental task that developers often encounter when working on projects. In this tutorial, we will explore different scenarios for reading files in TypeScript and provide clear explanations, along with syntax and code examples. Syntax const fileReader = new FileReader(); fileReader.onload = () => { const fileContent = fileReader.result as string; console.log(fileContent); }; The above is the syntax to read files in typescript. We create a new FileReader instance and use its onload ... Read More

In TypeScript, casting JSON objects inside classes can be a useful technique for mapping JSON data to structured TypeScript objects. By explicitly defining the types, we can ensure type safety and access the properties of the JSON object seamlessly. In this tutorial, we will guide you through the process of casting JSON objects inside TypeScript classes, enabling users to leverage the full power of TypeScript's static typing. Syntax Users can follow the syntax below to create a cast of a JSON object inside a TypeScript class. class MyClass { // Define class properties property1: ... Read More

I got started with Angular and TypeScript by realizing the importance of building scalable and maintainable web applications. Angular, as a web application framework, provided me with the tools I needed to build complex and dynamic applications with ease. TypeScript, as a statically typed superset of JavaScript, gave me the ability to write cleaner code, catch errors before runtime, and improve the overall scalability of my applications. In this tutorial, I will share my experience and guide you through creating a simple Angular application using TypeScript. We will cover the basics of Angular and TypeScript and provide a step-by-step guide ... Read More

When working with TypeScript, developers have access to various data structures to store and manipulate data. Two commonly used data structures are arrays and tuples. Both arrays and tuples allow us to store multiple values, but they differ in terms of their structure and usage. In this tutorial, we will explore the characteristics of arrays and tuples in TypeScript, discuss their differences, and provide examples to illustrate their applications. What is an Array? An array is a data structure that stores a collection of elements. It is an ordered list of values, where each value is identified by an index. ... Read More