Module

std/collections/mod.ts>dropWhile

Deno standard library
Go to Latest
function dropWhile
import { dropWhile } from "https://dotland.deno.dev/std@0.181.0/collections/mod.ts";

Returns a new array that drops all elements in the given collection until the first element that does not match the given predicate.

Examples

Example 1

import { dropWhile } from "https://deno.land/std@0.181.0/collections/drop_while.ts";
import { assertEquals } from "https://deno.land/std@0.181.0/testing/asserts.ts";

const numbers = [3, 2, 5, 2, 5];
const dropWhileNumbers = dropWhile(numbers, (i) => i !== 2);

assertEquals(dropWhileNumbers, [2, 5, 2, 5]);

Parameters

array: readonly T[]
predicate: (el: T) => boolean