Function getOrElse

getOrElse<V>(array: readonly V[], index: number, producer: ((index: number) => V), useCountBack?: boolean): V
Type Parameters
Type Parameters
- V
Parameters
- array: readonly V[]
- index: number
- producer: ((index: number) => V)
  - - (index: number): V
    - Parameters
      
      index: number
      
      Returns V
- Optional useCountBack: boolean
Returns V
- Defined in src/extensions/iterable/get.ts:3
getOrElse<K, V>(map: PickMap<K, V, "get" | "has">, key: K, producer: ((key: K) => V)): V
Returns the value associated with the given key. Returns the result of the producer function if the key is not present in the map. The map won't be updated with the computed value, see computeIfAbsent instead.

See
- computeIfAbsent
- getOrDefault
- getOrThrow
Type Parameters
Type Parameters
- K
- V
Parameters
- map: PickMap<K, V, "get" | "has">
  
  a map
- key: K
  
  the queried key
- producer: ((key: K) => V)
  
  the function to produce a fallback value
  - - (key: K): V
    - Parameters
      
      key: K
      
      Returns V
Returns V
- Defined in src/extensions/iterable/get.ts:21
getOrElse<K, V>(record: Readonly<Record<any, V>>, key: K, producer: ((key: K) => V)): V
Type Parameters
Type Parameters
- K extends string | number | symbol
- V
Parameters
- record: Readonly<Record<any, V>>
- key: K
- producer: ((key: K) => V)
  - - (key: K): V
    - Parameters
      
      key: K
      
      Returns V
Returns V
- Defined in src/extensions/iterable/get.ts:26