types-kit.mapentry.md

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MapEntry type

return the type of that map's entry.

Signature:

export type MapEntry<T extends ReadonlyMap<unknown, unknown>> =
  T extends ReadonlyMap<infer K, infer V> ? [K, V] : never

Example

type Foo = Map<number, string>

// Expect: [number, string]
type EntryType = MapEntry<Foo>