Class ArrayUtil

Set of utilities for working with Array types.

Index

Methods

Combine GroupByKey MapByKey

Methods

`Static` Combine

Combine<T>(arrayA, arrayB): T
Add arrayB to arrayA
Type Parameters
- T extends any[]
Parameters
- arrayA: T
- arrayB: T
Returns T
A native Typescript array.

`Static` GroupByKey

GroupByKey<TValue, TKey>(array, groupKey): ReadonlyMap<TValue[TKey], TValue[]>
Groups array values into a map by the specified key value
Type Parameters
- TValue extends object
- TKey extends string
Parameters
- array: readonly TValue[]
  The array to mapify
- groupKey: TKey
  The key to use
Returns ReadonlyMap<TValue[TKey], TValue[]>

`Static` MapByKey

MapByKey<TValue, TKey>(array, groupKey): ReadonlyMap<TValue[TKey], TValue>
Will map an array to a map w/ the given key as the key of the map with the value being the first item that matches that key

Note: If you want more than one value for each key mapped, use GroupByKey
Type Parameters
- TValue extends object
- TKey extends string
Parameters
- array: readonly TValue[]
  The array to mapify
- groupKey: TKey
  The key to use
Returns ReadonlyMap<TValue[TKey], TValue>