google-closure-library

What is google-closure-library?

The google-closure-library is a comprehensive, well-tested, modular, and cross-browser JavaScript library. It provides a wide range of utilities for building complex web applications, including data structures, UI components, and language utilities.

What are google-closure-library's main functionalities?

Data Structures

The google-closure-library provides various data structures like Map, Set, and PriorityQueue. These structures are optimized for performance and provide additional methods compared to native JavaScript objects.

const goog = require('google-closure-library');
require('google-closure-library/closure/goog/structs/map');

const map = new goog.structs.Map();
map.set('key1', 'value1');
map.set('key2', 'value2');
console.log(map.get('key1')); // Output: 'value1'

UI Components

The library includes a set of UI components that can be used to build interactive web applications. These components are highly customizable and support various themes and styles.

const goog = require('google-closure-library');
require('google-closure-library/closure/goog/ui/button');

const button = new goog.ui.Button('Click Me');
button.render(document.body);

Localization and Internationalization

The library offers extensive support for localization and internationalization, including date and time formatting, number formatting, and message translations.

const goog = require('google-closure-library');
require('google-closure-library/closure/goog/i18n/datetimesymbols');

const symbols = goog.i18n.DateTimeSymbols;
console.log(symbols.WEEKDAYS); // Output: Array of weekday names

Other packages similar to google-closure-library

lodash

Lodash is a modern JavaScript utility library delivering modularity, performance, and extras. It provides utility functions for common programming tasks using a functional programming paradigm. While it doesn't offer UI components or localization features like google-closure-library, it excels in data manipulation and functional programming utilities.

react

React is a JavaScript library for building user interfaces, particularly single-page applications where data changes over time. Unlike google-closure-library, React focuses on the UI layer and component-based architecture, making it more suitable for building modern web applications with dynamic views.

moment

Moment.js is a library for parsing, validating, manipulating, and displaying dates and times in JavaScript. It provides similar date and time functionalities as google-closure-library but is more focused and specialized in handling date and time operations.

README

Closure Library

Closure Library is a powerful, low-level JavaScript library designed for building complex and scalable web applications. It is used by many Google web applications, such as Google Search, Gmail, Google Docs, Google+, Google Maps, and others.

For more information, visit the Google Developers or GitHub sites.

Download the latest stable version on our releases page.

Developers, please see the Generated API Documentation.

See also the goog.ui Demos

Using with Node.js

Install the official package from npm.

npm install google-closure-library

Require the package and use goog.require normally.

require("google-closure-library");

goog.require("goog.crypt.Sha1");

var sha1 = new goog.crypt.Sha1();
sha1.update("foobar");
var hash = sha1.digest();

Contributing

Please read the CONTRIBUTING for details on how to contribute to this project.