mapNotNull

ts

function mapNotNull<T, R>(
  array: readonly T[],
  transform: (value: T) => R | null
): R[]

Returns a list containing only the non-null results of applying the given transform function to each element in the original array.

Samples

ts

import { mapNotNull } from 'kotlinic/collections'

const array = [1, 2, 3, 4, 5, 6]
const result = mapNotNull(array, (it) => it > 3 ? it * 2 : null)

console.log(result) // [8, 10, 12]