In this tutorial, we’ll cover the most popular ways to implement conditional rendering in React, also reviewing some tips and best practices. Like with most things in programming, some things are better suited than others depending on the problem you’re trying to solve. There’s more than one way to use conditional rendering in React. In React, conditional rendering refers to the process of delivering elements and components based on certain conditions.

Deciding how to implement conditional rendering in React.

Higher order components (HOCs) in React.

Immediately invoked function expressions.

What is conditional rendering in React?.

But conditional rendering is another story. Most of the time, map will cover your needs. You don’t have a lot of options with looping, either. If you want to iterate over a list to render more than one component or implement some conditional logic, you have to use pure JavaScript. It doesn’t support loops or conditional expressions directly, however, the addition of conditional expressions has been discussed before. JSX is a powerful extension to JavaScript that allows us to define UI components. Find me at React conditional rendering: 9 methods with examplesĮditor’s note: This tutorial was last updated on 16 June 2022 to reflect changes made in React v18. Like books, movies, and still trying many things. You can use booleans to make your if statements more English-like. You can incorporate them into your conditional statements’ parenthesis as shown below.Esteban Herrera Follow Family man. The boolean is a data type that has only two values: true or false. The syntax of a JavaScript if statement is: if (yourcondition = true ) How To Use Booleans In Your JavaScript If Statements

If statements tell the computer to make decisions based on a condition the programmer specifies. This article focuses on if statements, including ‘else if’ and ‘else’. There are various types of conditional statements in JavaScript, including ‘if’ statements and ‘switch’ statements. They enable you to control the flow of your programs using conditions, so you can make them more useful with few lines of extra code. If you’re writing programs in JavaScript, conditional statements may be your next best friend.

Javascript conditional