k8ordo
  • UI
  • Form
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  • Router
  • Static
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DOM Interaction
  • useClickAway
  • useHover
  • useResize
  • useScrollDirection
  • useScrollLock
  • useWindowResize
  • useWritingMode
State & Storage
  • useClipboard
  • useControllableState
Timing
  • useDebouncedTransition
  • useDeferredDebounce
  • useInterval
  • useTimeout
Utility
  • useBreakpoint
  • useClient
  • useDisclosure
  • useStep
  • useWindowSize
Observer
  • useIntersectionObserver
  • useInView
k8ordo

React libraries that use Baseline features without holding back.

Packages
  • @k8ordo/ui
  • @k8ordo/form
  • @k8ordo/state
  • @k8ordo/router
  • @k8ordo/static
  • @k8ordo/server
UI
  • Get Started
  • Theming
  • i18n
  • Components
  • Hooks
  • Helpers
  • AI Chat
  • Generative UI
  • AI Agents
  • Storybook
Resources
  • GitHub
  • npm

© 2026 k8o — MIT License

Typeset in Noto Sans JP & M PLUS 2

Hooks

DOM Interaction
  • useClickAway
  • useHover
  • useResize
  • useScrollDirection
  • useScrollLock
  • useWindowResize
  • useWritingMode
State & Storage
  • useClipboard
  • useControllableState
Timing
  • useDebouncedTransition
  • useDeferredDebounce
  • useInterval
  • useTimeout
Utility
  • useBreakpoint
  • useClient
  • useDisclosure
  • useStep
  • useWindowSize
Observer
  • useIntersectionObserver
  • useInView

useClient

A hook that returns whether the code is running on the client.

Import

Usage

Basic Usage

Return Value

isClient
Type: boolean
Default: -
PropTypeDefault
isClientboolean-
import { useClient } from '@k8ordo/ui';
const isClient = useClient();

if (!isClient) {
  return <p>Loading...</p>;
}

return <p>Window width: {window.innerWidth}px</p>;