Write a useInterval hook in React
Wrapping your mind around React hooks and how they interact with setInterval()
can be difficult. Here's a guide to get you started.
The React snippet collection contains function components and reusable hooks for React 18.
Wrapping your mind around React hooks and how they interact with setInterval()
can be difficult. Here's a guide to get you started.
Creates a stateful value, returning a getter and a setter function.
Handles the beforeunload
window event.
Checks if the client is online or offline.
Creates a stateful value, and a function to update it by merging the new state provided.
Checks if the current environment matches a given media query and returns the appropriate value.
Creates a stateful value that is persisted to sessionStorage
, and a function to update it.
Creates a stateful value that is persisted to localStorage
, and a function to update it.
Copies the given text to the clipboard.
Creates a stateful value from the fields in a form.
Observes visibility changes for a given element.
Debounces the given value.
Implements setTimeout()
in a declarative manner.
Creates an error dispatcher.
Executes a callback immediately before a component is unmounted and destroyed.
Executes a callback immediately after a component is mounted.
Implements setInterval()
in a declarative manner.
Avoid unnecessary re-runs by using primitive dependencies in your React effect.
Creates a stateful value with a default fallback if it's null
or undefined
, and a function to update it.
Provides a boolean state variable that can be toggled between its two states.
Sets the title of the page
Resolves to useEffect()
on the server and useLayoutEffect()
on the client.
Runs a callback at most once when a condition becomes true.
Stores the previous state or props.