Home / Function/ useIsMobile() — ui Function Reference

useIsMobile() — ui Function Reference

Architecture documentation for the useIsMobile() function in use-mobile.tsx from the ui codebase.

Entity Profile

Dependency Diagram

graph TD
  86c2aea3_7dff_e029_604e_c8c2957c5307["useIsMobile()"]
  681618dd_20f8_a5a7_5ccf_82fd2cdaf9ea["use-mobile.tsx"]
  86c2aea3_7dff_e029_604e_c8c2957c5307 -->|defined in| 681618dd_20f8_a5a7_5ccf_82fd2cdaf9ea
  style 86c2aea3_7dff_e029_604e_c8c2957c5307 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

deprecated/www/registry/new-york/hooks/use-mobile.tsx lines 5–19

export function useIsMobile() {
  const [isMobile, setIsMobile] = React.useState<boolean | undefined>(undefined)

  React.useEffect(() => {
    const mql = window.matchMedia(`(max-width: ${MOBILE_BREAKPOINT - 1}px)`)
    const onChange = () => {
      setIsMobile(window.innerWidth < MOBILE_BREAKPOINT)
    }
    mql.addEventListener("change", onChange)
    setIsMobile(window.innerWidth < MOBILE_BREAKPOINT)
    return () => mql.removeEventListener("change", onChange)
  }, [])

  return !!isMobile
}

Subdomains

Frequently Asked Questions

What does useIsMobile() do?
useIsMobile() is a function in the ui codebase, defined in deprecated/www/registry/new-york/hooks/use-mobile.tsx.
Where is useIsMobile() defined?
useIsMobile() is defined in deprecated/www/registry/new-york/hooks/use-mobile.tsx at line 5.

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