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    compute-csum

    1.0.1 • Public • Published

    csum

    NPM version Build Status Coverage Status Dependencies

    Computes the cumulative sum of a numeric array.

    Installation

    $ npm install compute-csum

    For use in the browser, use browserify.

    Usage

    To use the module,

    var csum = require( 'compute-csum' );

    csum( arr )

    Computes the cumulative sum of a numeric array.

    var data = [ 1, 2, 3, 4 ];
     
    csum( data );
    // returns [ 1, 3, 6, 10 ]

    Examples

    var csum = require( 'compute-csum' );
     
    var data = new Array( 1000 );
     
    for ( var i = 0; i < data.length; i++ ) {
        data[ i ] = Math.round( Math.random()*100 );
    }
     
    data.sort( function sort( a, b ) {
        return a - b;
    });
     
    console.log( csum( data ) );
    // returns [...]

    To run the example code from the top-level application directory,

    $ node ./examples/index.js

    Notes

    The function returns an array with a length equal to the original input array.

    Tests

    Unit

    Unit tests use the Mocha test framework with Chai assertions. To run the tests, execute the following command in the top-level application directory:

    $ make test

    All new feature development should have corresponding unit tests to validate correct functionality.

    Test Coverage

    This repository uses Istanbul as its code coverage tool. To generate a test coverage report, execute the following command in the top-level application directory:

    $ make test-cov

    Istanbul creates a ./reports/coverage directory. To access an HTML version of the report,

    $ make view-cov

    License

    MIT license.


    Copyright

    Copyright © 2014. Athan Reines.

    Install

    npm i compute-csum

    DownloadsWeekly Downloads

    99

    Version

    1.0.1

    License

    none

    Last publish

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