/** * @license Apache-2.0 * * Copyright (c) 2021 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. */ 'use strict'; /** * Apply a unary function to each element retrieved from a strided input array according to a callback function and assign each result to an element in a strided output array. * * @module @stdlib/strided/base/map-by * * @example * var abs = require( '@stdlib/math/base/special/abs' ); * var mapBy = require( '@stdlib/strided/base/map-by' ); * * function accessor( v ) { * return v * 2.0; * } * * var x = [ 1.0, -2.0, 3.0, -4.0, 5.0 ]; * var y = [ 0.0, 0.0, 0.0, 0.0, 0.0 ]; * * mapBy( x.length, x, 1, y, 1, abs, accessor ); * * console.log( y ); * // => [ 2.0, 4.0, 6.0, 8.0, 10.0 ] * * @example * var abs = require( '@stdlib/math/base/special/abs' ); * var mapBy = require( '@stdlib/strided/base/map-by' ); * * function accessor( v ) { * return v * 2.0; * } * * var x = [ 1.0, -2.0, 3.0, -4.0, 5.0 ]; * var y = [ 0.0, 0.0, 0.0, 0.0, 0.0 ]; * * mapBy.ndarray( x.length, x, 1, 0, y, 1, 0, abs, accessor ); * * console.log( y ); * // => [ 2.0, 4.0, 6.0, 8.0, 10.0 ] */ // MODULES // var setReadOnly = require( '@stdlib/utils/define-nonenumerable-read-only-property' ); var main = require( './main.js' ); var ndarray = require( './ndarray.js' ); // MAIN // setReadOnly( main, 'ndarray', ndarray ); // EXPORTS // module.exports = main;