index.js (1032B)
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 /** 22 * Generate a frequency table. 23 * 24 * @module @stdlib/utils/tabulate 25 * 26 * @example 27 * var tabulate = require( '@stdlib/utils/tabulate' ); 28 * 29 * var arr = [ 'beep', 'boop', 'foo', 'beep' ]; 30 * 31 * var out = tabulate( arr ); 32 * // returns [ [ 'beep', 2, 0.5 ], [ 'boop', 1, 0.25 ], [ 'foo', 1, 0.25 ] ] 33 */ 34 35 // MODULES // 36 37 var tabulate = require( './tabulate.js' ); 38 39 40 // EXPORTS // 41 42 module.exports = tabulate;