Type Alias ArrToMapKeySelectorFn<T>

ArrToMapKeySelectorFn: (value: T, index: number) => string | number

Callback signature for key selection in arrToMap.

Type Parameters

T

Type Declaration

- (value: T, index: number): string | number
- Parameters
  - value: T
  - index: number
  Returns string | number

Since

0.15.0

Example

const byId: ArrToMapKeySelectorFn<{ id: string }> = (value) => value.id;