@stdlib/buffer-from-buffer
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    0.0.7 • Public • Published

    copyBuffer

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    Copy buffer data to a new Buffer instance.

    Installation

    npm install @stdlib/buffer-from-buffer

    Usage

    var copyBuffer = require( '@stdlib/buffer-from-buffer' );

    copyBuffer( buffer )

    Copies buffer data to a new Buffer instance.

    var array2buffer = require( '@stdlib/buffer-from-array' );
    
    var b1 = array2buffer( [ 1, 2, 3, 4 ] );
    // returns <Buffer>[ 1, 2, 3, 4 ]
    
    var b2 = copyBuffer( b1 );
    // returns <Buffer>[ 1, 2, 3, 4 ]

    Examples

    var allocUnsafe = require( '@stdlib/buffer-alloc-unsafe' );
    var copyBuffer = require( '@stdlib/buffer-from-buffer' );
    
    var bool;
    var b1;
    var b2;
    var i;
    
    // Allocate a new buffer:
    b1 = allocUnsafe( 10 );
    
    // Generate a new buffer from the existing buffer:
    b2 = copyBuffer( b1 );
    
    bool = ( b2 === b1 );
    // returns false
    
    bool = ( b2.length === b1.length );
    // returns true
    
    for ( i = 0; i < b2.length; i++ ) {
        console.log( b2[ i ] === b1[ i ] );
        // => true
    }

    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/buffer-from-buffer

    Homepage

    stdlib.io

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    Version

    0.0.7

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