/** * @license Apache-2.0 * * Copyright (c) 2018 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'; // MODULES // var isInteger = require( './../../is-integer' ).isPrimitive; // MAIN // /** * Tests if a value is a number primitive that is an even number. * * @param {*} value - value to test * @returns {boolean} boolean indicating if a value is a number primitive that is an even number * * @example * var bool = isEven( -4.0 ); * // returns true * * @example * var bool = isEven( new Number( -4.0 ) ); * // returns false */ function isEven( value ) { return ( isInteger( value ) && value % 2 === 0 ); } // EXPORTS // module.exports = isEven;