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Module

x/rambda/immutable.d.ts>collectBy

Faster and smaller alternative to Ramda
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function collectBy
import { collectBy } from "https://deno.land/x/rambda@v9.2.0/immutable.d.ts";

Type Parameters

T
K extends PropertyKey

Parameters

keyFn: (value: T) => K
list: readonly T[]

Returns

readonly (readonly T[])[]

Type Parameters

T
K extends PropertyKey

Parameters

keyFn: (value: T) => K

Returns

(list: readonly T[]) => readonly (readonly T[])[]