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    @stdlib/ndarray-base-bytes-per-element
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    0.0.7 • Public • Published

    Bytes per Element

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    Return the number of bytes per element provided an underlying array data type.

    Installation

    npm install @stdlib/ndarray-base-bytes-per-element

    Usage

    var bytesPerElement = require( '@stdlib/ndarray-base-bytes-per-element' );

    bytesPerElement( dtype )

    Returns the number of bytes per element provided an underlying array data type.

    var nbytes = bytesPerElement( 'float64' );
    // returns 8
    
    nbytes = bytesPerElement( 'generic' );
    // returns null

    If provided an unknown or unsupported data type, the function returns null.

    var nbytes = bytesPerElement( 'foobar' );
    // returns null

    Examples

    var bytesPerElement = require( '@stdlib/ndarray-base-bytes-per-element' );
    
    var dtypes;
    var nbytes;
    var i;
    
    dtypes = [
        'float64',
        'float32',
        'int8',
        'uint8',
        'uint8c',
        'int16',
        'uint16',
        'int32',
        'uint32',
        'binary',
        'generic',
        'foobar'
    ];
    
    for ( i = 0; i < dtypes.length; i++ ) {
        nbytes = bytesPerElement( dtypes[ i ] );
        nbytes = ( nbytes ) ? nbytes+' bytes' : 'null';
        console.log( '%s => %s', dtypes[ i ], nbytes );
    }

    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/ndarray-base-bytes-per-element

    Homepage

    stdlib.io

    DownloadsWeekly Downloads

    187

    Version

    0.0.7

    License

    Apache-2.0

    Unpacked Size

    42 kB

    Total Files

    13

    Last publish

    Collaborators

    • stdlib-bot
    • kgryte
    • planeshifter
    • rreusser