Learn Typescript from out list of useful and helpful typescript tutorials.
Have you ever found yourself needing to add an item to an array in TypeScript, but only if that item already exists somewhere—perhaps in another array or a database? TypeScript provides several methods for checking existence and adding elements conditionally. In this tutorial, I’ll walk you through easy, practical methods to add to an array … read more…
Do you want to know about the ?? operator in TypeScript? I will explain here how to work with the nullish coalescing operator in TypeScript. You will learn everything about the TypeScript ?? operator here. Mainly, I’ll show you exactly how it works, when to use it (and when not to), and share real-world examples … read more…
Recently, I was working on a TypeScript project where I needed to manage a collection of user profiles with various properties. The challenge was to ensure type safety while still maintaining flexibility. The solution? TypeScript arrays of objects. In this tutorial, I’ll cover everything you need to know about working with arrays of objects in … read more…
When I first started working with TypeScript, one of the most common tasks I faced was dealing with JSON data. Whether I was building a dashboard for analyzing US sales data or integrating with a third-party API, I constantly had to read and process JSON objects. At first, iterating over a JSON object in TypeScript … read more…
Working with TypeScript and JSON is something I do almost daily in my development work. Recently, while building a React application that needed to send data to an API, I had to convert TypeScript objects to JSON format. In this tutorial, I’ll guide you through various methods for converting TypeScript objects to JSON, including handling … read more…
Recently, I was working on a TypeScript project where I needed to import and use data from a JSON file. There are actually several approaches to handling JSON imports in TypeScript, each with its own advantages. In this tutorial, I’ll guide you through the various methods for importing JSON files in TypeScript, discuss type safety … read more…
As a TypeScript developer, I got a requirement to compare a string to an enum in TypeScript. I’ve encountered this situation countless times in my projects. In this tutorial, I’ll walk you through five different methods to compare strings with enums in TypeScript, each with its own advantages and use cases. Let’s dive in! Understanding … read more…
Recently, I was working on a large TypeScript project where I needed to create a set of related constants for user roles. The question that I faced was whether to use an enum or a const object. After years of experience with TypeScript, I’ve developed strong opinions about when to use each approach. In this … read more…
Working with TypeScript enums is something I do almost every day, and I’ve discovered that one of the most powerful features is assigning multiple values to enum members. In this tutorial, I’ll share practical techniques for working with TypeScript enums that hold multiple values. When I first started using TypeScript years ago, I stuck to … read more…
Recently, I was working on a TypeScript project where I needed to sort a list of items based on their status. The status was represented as an enum, and I wanted the items to appear in a specific order based on these enum values. The challenge was that TypeScript enums don’t inherently provide sorting capabilities. … read more…
In my years of working with TypeScript, I’ve often needed to convert enum values to their numeric representations. This is a common requirement when interfacing with APIs, storing values in databases, or performing calculations. TypeScript enums provide a way to define a set of named constants, but sometimes you need to work with their underlying … read more…
Recently, I was working on a TypeScript project where I needed to create an enum with duplicate values. It looks simple, but a little tricky to handle duplicate values in TypeScript. The issue is… There are specific behaviors you need to understand when working with enum duplicates. In this tutorial, I will explain several approaches … read more…
In TypeScript, enums provide a powerful way to define named constants, but sometimes you need to access an enum value using its name as a string. Over my years of TypeScript development, I’ve learned several reliable methods to get enum values by their name. In this article, I’ll walk through 5 practical approaches to get … read more…
When working with TypeScript, I often need to convert enum values to their string representations. This is especially common for TypeScript developers when displaying enum values in a user interface or serializing data for API calls. In this tutorial, I will explain several reliable methods to convert enums to strings in TypeScript with examples. Let’s … read more…
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