Nuxt/docs/content/3.api/1.composables/use-state.md

useState

useState<T>(key: string, init?: () => T | Ref<T>): Ref<T>

• key: A unique key ensuring that data fetching can be properly de-duplicated across requests
• init: A function that provides initial value for the state when it's not initiated. This function can also return a Ref.
• T: (typescript only) Specify the type of state

::ReadMore{link="/guide/features/state-management"} ::