Search results
The React useState Hook allows us to track state in a function component. State generally refers to data or properties that need to be tracking in an application. Import useState. To use the useState Hook, we first need to import it into our component. Example: Get your own React.js Server. At the top of your component, import the useState Hook.
useState is a React Hook that lets you add a state variable to your component. const [state, setState] = useState(initialState) Reference. useState(initialState) set functions, like setSomething(nextState) Usage. Adding state to a component. Updating state based on the previous state. Updating objects and arrays in state.
On this page we’ve learned about one of the Hooks provided by React, called useState. We’re also sometimes going to refer to it as the “State Hook”. It lets us add local state to React function components — which we did for the first time ever! We also learned a little bit more about what Hooks are.
May 8, 2023 · The useState() hook can conveniently hold strings, arrays, numbers, objects and much more. In this article, we are going to learn about the useState() hook and demonstrate its use with three different examples: a button with conditional rendering, form handling, and the famous counter.
Jun 30, 2022 · useState, in particular, lets you add React state to functional components (components that are declared as a function, and not as a class). In truth, state is kept inside the hook, but is accessible from the component where you "call" the hook. The Rules of React Hooks.
In this lesson, we'll cover React state, how it works, and how we can build a simple dice app that uses the useState React Hook.
Feb 5, 2024 · The useState hook is used to manage state in React. State is simply data that can change over time. The useState hook lets us create a state variable, initialize it with data and also gives...
