set.js (1322B)
1 /** 2 * @license Apache-2.0 3 * 4 * Copyright (c) 2018 The Stdlib Authors. 5 * 6 * Licensed under the Apache License, Version 2.0 (the "License"); 7 * you may not use this file except in compliance with the License. 8 * You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, software 13 * distributed under the License is distributed on an "AS IS" BASIS, 14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 * See the License for the specific language governing permissions and 16 * limitations under the License. 17 */ 18 19 'use strict'; 20 21 // MAIN // 22 23 /** 24 * Sets an array element. 25 * 26 * ## Notes 27 * 28 * - The number of indices should **equal** the number of dimensions. Accordingly, for zero-dimensional arrays, no indices should be provided. 29 * 30 * @private 31 * @param {...integer} [idx] - indices 32 * @param {*} v - value to set 33 * @returns {ndarray} ndarray instance 34 */ 35 function set() { 36 /* eslint-disable no-invalid-this */ 37 var idx; 38 var i; 39 40 idx = this._offset; 41 for ( i = 0; i < arguments.length-1; i++ ) { 42 idx += this._strides[ i ] * arguments[ i ]; 43 } 44 if ( this._accessors ) { 45 this._buffer.set( arguments[ i ], idx ); 46 } else { 47 this._buffer[ idx ] = arguments[ i ]; 48 } 49 return this; 50 } 51 52 53 // EXPORTS // 54 55 module.exports = set;