Function forEachIndexingTailing

forEachIndexingTailing<K, V>(map?, callback?): [K, V] | undefined
Processes each entry in the map, with indexing ability, but not the tailing entry, and returns it
Type Parameters
- K
- V
Parameters
- Optionalmap: Map<K, V>
  the map to inspect
- Optionalcallback: ((value: V, key: K, index: number) => void)
  the callback function that processes each entry
  - - (value, key, index): void
    - Parameters
      value: V
      key: K
      index: number
      Returns void
Returns [K, V] | undefined
the tailing entry in the source map