When writing TypeScript (or JavaScript) code, developers often face the dilemma of choosing between single quotes (‘) and double quotes (“). While this might seem like a minor detail, understanding the differences and best practices can enhance code readability and consistency. In this TypeScript tutorial, we will learn about the single and double quotes in … Read more >>
In one of my recent TypeScript applications, I had to reverse a string where we were generating custom tracking codes. Each code had to be displayed in reverse for security reasons before sending it to the frontend. While searching for solutions, I came across different methods to reverse a string in TypeScript, such as split, … Read more >>
While working on a TypeScript project, there are many situations where you’ll need to combine multiple strings to form a single message. For example, suppose you’re building a machine monitoring system. You might want to display something like: “Machine: Generator – Status: Operational” For this requirement, we can perform string concatenation. TypeScript offers multiple ways … Read more >>
While working on a user form in a TypeScript application, I had to ensure that the string values, such as name and email, should be stored in Title case, also known as Proper case (Adam Smith). In the form, the user might enter the details in lowercase, and to ensure consistent capitalization, it was required … Read more >>
Recently, I was working on a dynamic form in a TypeScript project, and the form fields were not fixed. In form, the field names were coming from user input. With this, it is difficult to update the form values because I didn’t know the exact property names in advance. As a solution, I used a … Read more >>
When building a web application using TypeScript, checking the length of user input is a common and important task. For example, on a user registration form for an e-commerce website, you may want to ensure that the username is at least 5 characters long, the password has a minimum of 8 characters, and the description … Read more >>
While building an admin panel, when an admin selects a user, their details are fetched from the server and stored in a userInfo object. But sometimes, the server returns an empty object ({}), meaning no user was found. Understanding how to perform this check efficiently can prevent potential bugs and improve your application’s performance. We … Read more >>
While building a form where users enter their name, you need to ensure that the input they provide is a string before proceeding. Sometimes, the data might be accidentally passed as a number, array, or even an object due to dynamic input sources like APIs or form parsing. To ensure that the user is providing … Read more >>
When working with TypeScript, developers often need to reuse the methods or variables in many places or need clear labels. In TypeScript, String literal unions are simple and best for one-time use cases, and Enums give more structure and are useful when the options are reused in many places or need clear labels. Use string … Read more >>
You must have used the String data type in any programming language to store character values. However, TypeScript also has primitive and object types of string available. In this tutorial, I will explain the difference between String and string in TypeScript, a popular programming language used for web development. Understanding this distinction is crucial for … Read more >>
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