UNPKG

@stdlib/array

Version:
43 lines (35 loc) 1.03 kB
/* * @license Apache-2.0 * * Copyright (c) 2024 The Stdlib Authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ // TypeScript Version: 4.1 /// <reference types="@stdlib/types"/> import { Collection } from '@stdlib/types/array'; /** * Counts the number of falsy values in an array. * * @param x - input array * @returns number of falsy values * * @example * var x = [ 0, 1, 0, 1, 1 ]; * * var out = countFalsy( x ); * // returns 2 */ declare function countFalsy( x: Collection ): number; // EXPORTS // export = countFalsy;