/* * @license Apache-2.0 * * Copyright (c) 2019 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 /** * Tests if a finite double-precision floating-point number is a nonnegative integer. * * ## Notes * * - The function assumes a finite number. If provided positive infinity, the function will return `true`, when, in fact, the result is undefined. * - The function does not distinguish between positive and negative zero. * * @param x - value to test * @returns boolean indicating whether the value is a nonnegative integer * * @example * var bool = isNonNegativeInteger( 1.0 ); * // returns true * * @example * var bool = isNonNegativeInteger( 0.0 ); * // returns true * * @example * var bool = isNonNegativeInteger( -10.0 ); * // returns false */ declare function isNonNegativeInteger( x: number ): boolean; // EXPORTS // export = isNonNegativeInteger;