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JAVASCRIPT Snippets.

Curated list of production-ready JAVASCRIPT scripts and coding solutions.

JAVASCRIPT

Persist State with the useLocalStorage Hook

Implement a useLocalStorage React hook to easily store and retrieve component state in the browser's local storage, ensuring data persists across page reloads.

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JAVASCRIPT

Detect Element Visibility with useIntersectionObserver

Create a useIntersectionObserver React hook to efficiently detect when a DOM element enters or exits the viewport, enabling lazy loading or scroll-based animations.

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JAVASCRIPT

Manage Async Operations with a useAsyncOperation Hook

Build a useAsyncOperation React hook to elegantly handle the loading, success, and error states of any asynchronous Promise-based function in your components.

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JAVASCRIPT

Simplify Boolean State with the useToggle Hook

Create a useToggle React hook for effortlessly managing simple boolean state, providing a `toggle` function along with the current state for clear, concise logic.

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JAVASCRIPT

Programmatic Navigation with Vue Router

Navigate users programmatically in your Vue 3 application using Vue Router's `useRouter` and `useRoute` composables. Essential for dynamic redirects and complex workflows.

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JAVASCRIPT

Creating a useInterval Hook for Periodic Actions

Implement a custom `useInterval` React hook to easily run functions periodically with a fixed delay, perfect for timers, animations, or data polling.

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JAVASCRIPT

Handling Clicks Outside a Component with useOnClickOutside

Implement a `useOnClickOutside` React hook to detect clicks outside a specified element, perfect for closing dropdowns, modals, or context menus.

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JAVASCRIPT

Reacting to CSS Media Queries with useMediaQuery

Develop a `useMediaQuery` React hook to dynamically detect matching CSS media queries in JavaScript, enabling responsive component rendering.

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Managing Dynamic Lists with useList Custom Hook

Develop a `useList` React hook to easily manage array state with utility functions like add, remove, and update, simplifying dynamic list operations.

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JAVASCRIPT

Synchronously Measuring DOM Layout with useLayoutEffect

Use React's useLayoutEffect hook to perform DOM measurements or manipulations that must happen synchronously after mutations, ensuring accurate layout before browser paint.

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JAVASCRIPT

Exposing Component Methods with useImperativeHandle and forwardRef

Learn to selectively expose methods or values from a child component to its parent using React's useImperativeHandle hook combined with forwardRef.

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JAVASCRIPT

Enhancing Custom Hook Debugging with useDebugValue

Improve the visibility and inspection of your custom React hooks in React DevTools by using the useDebugValue hook to display custom labels.

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