@stdlib/constants-float64-max-safe-integer
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    0.0.6 • Public • Published

    Max Safe Integer

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    Maximum safe double-precision floating-point integer.

    Installation

    npm install @stdlib/constants-float64-max-safe-integer

    Usage

    var FLOAT64_MAX_SAFE_INTEGER = require( '@stdlib/constants-float64-max-safe-integer' );

    FLOAT64_MAX_SAFE_INTEGER

    The maximum safe double-precision floating-point integer.

    var bool = ( FLOAT64_MAX_SAFE_INTEGER === 9007199254740991 );
    // returns true

    Examples

    var randu = require( '@stdlib/random-base-randu' );
    var round = require( '@stdlib/math-base-special-round' );
    var pow = require( '@stdlib/math-base-special-pow' );
    var FLOAT64_MAX_SAFE_INTEGER = require( '@stdlib/constants-float64-max-safe-integer' );
    
    var max;
    var x;
    var i;
    
    max = pow( 2.0, 55 );
    for ( i = 0; i < 100; i++ ) {
        x = round( randu() * max );
        if ( x > FLOAT64_MAX_SAFE_INTEGER ) {
            console.log( 'Unsafe: %d', x );
        } else {
            console.log( 'Safe: %d', x );
        }
    }

    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 © 2016-2021. The Stdlib Authors.

    Install

    npm i @stdlib/constants-float64-max-safe-integer

    Homepage

    stdlib.io

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    4,260

    Version

    0.0.6

    License

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    33.3 kB

    Total Files

    8

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