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    @stdlib/math-base-assert-is-nan
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    0.0.8 • Public • Published

    isnan

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    Test if a double-precision floating-point numeric value is NaN.

    Installation

    npm install @stdlib/math-base-assert-is-nan

    Usage

    var isnan = require( '@stdlib/math-base-assert-is-nan' );

    isnan( x )

    Tests if a double-precision floating-point numeric value is NaN.

    var bool = isnan( NaN );
    // returns true

    Examples

    var isnan = require( '@stdlib/math-base-assert-is-nan' );
    
    var bool = isnan( NaN );
    // returns true
    
    bool = isnan( 5.0 );
    // returns false

    See Also


    Notice

    This package is part of stdlib, a standard library for JavaScript and Node.js, with an emphasis on numerical and scientific computing. The library provides a collection of robust, high performance libraries for mathematics, statistics, streams, utilities, and more.

    For more information on the project, filing bug reports and feature requests, and guidance on how to develop stdlib, see the main project repository.

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    License

    See LICENSE.

    Copyright

    Copyright © 2016-2022. The Stdlib Authors.

    Install

    npm i @stdlib/math-base-assert-is-nan

    Homepage

    stdlib.io

    DownloadsWeekly Downloads

    119,330

    Version

    0.0.8

    License

    Apache-2.0

    Unpacked Size

    43.5 kB

    Total Files

    15

    Last publish

    Collaborators

    • stdlib-bot
    • kgryte
    • planeshifter
    • rreusser