@stdlib/datasets-us-states-capitals-names NPM

US State Capitals and Names

US state capitals and names.

Installation

npm install @stdlib/datasets-us-states-capitals-names

Usage

var table = require( '@stdlib/datasets-us-states-capitals-names' );

table()

Returns an object mapping US state capitals to state names.

var t = table();
/* returns
    {
        'Montgomery': 'Alabama',
        'Juneau': 'Alaska',
        'Phoenix': 'Arizona',
        'Little Rock': 'Arkansas',
        'Sacramento': 'California',
        'Denver': 'Colorado',
        'Hartford': 'Connecticut',
        'Dover': 'Delaware',
        'Tallahassee': 'Florida',
        'Atlanta': 'Georgia',
        'Honolulu': 'Hawaii',
        'Boise': 'Idaho',
        'Springfield': 'Illinois',
        'Indianapolis': 'Indiana',
        'Des Moines': 'Iowa',
        'Topeka': 'Kansas',
        'Frankfort': 'Kentucky',
        'Baton Rouge': 'Louisiana',
        'Augusta': 'Maine',
        'Annapolis': 'Maryland',
        'Boston': 'Massachusetts',
        'Lansing': 'Michigan',
        'Saint Paul': 'Minnesota',
        'Jackson': 'Mississippi',
        'Jefferson City': 'Missouri',
        'Helena': 'Montana',
        'Lincoln': 'Nebraska',
        'Carson City': 'Nevada',
        'Concord': 'New Hampshire',
        'Trenton': 'New Jersey',
        'Santa Fe': 'New Mexico',
        'Albany': 'New York',
        'Raleigh': 'North Carolina',
        'Bismarck': 'North Dakota',
        'Columbus': 'Ohio',
        'Oklahoma City': 'Oklahoma',
        'Salem': 'Oregon',
        'Harrisburg': 'Pennsylvania',
        'Providence': 'Rhode Island',
        'Columbia': 'South Carolina',
        'Pierre': 'South Dakota',
        'Nashville': 'Tennessee',
        'Austin': 'Texas',
        'Salt Lake City': 'Utah',
        'Montpelier': 'Vermont',
        'Richmond': 'Virginia',
        'Olympia': 'Washington',
        'Charleston': 'West Virginia',
        'Madison': 'Wisconsin',
        'Cheyenne': 'Wyoming'
    }
*/

Examples

var capitalize = require( '@stdlib/string-capitalize' );
var table = require( '@stdlib/datasets-us-states-capitals-names' );

var tbl = table();

function getState( capital ) {
    var state;
    var parts;
    var i;

    // Ensure the first letter of each word comprising a capital is capitalized...
    parts = capital.split( ' ' );
    for ( i = 0; i < parts.length; i++ ) {
        parts[ i ] = capitalize( parts[ i ] );
    }
    // Get the state name:
    state = tbl[ parts.join( ' ' ) ];

    // Ensure a valid capital name was provided...
    if ( state === void 0 ) {
        throw new Error( 'unrecognized capital. Value: `' + capital + '`.' );
    }
    return state;
}

console.log( getState( 'Jefferson City' ) );
// => 'Missouri'

console.log( getState( 'Trenton' ) );
// => 'New Jersey'

console.log( getState( 'Sacramento' ) );
// => 'California'

License

The data files (databases) are licensed under an Open Data Commons Public Domain Dedication & License 1.0 and their contents are licensed under Creative Commons Zero v1.0 Universal. The software is licensed under Apache License, Version 2.0.

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.