\href{\#sponsors}{\texttt{ }} \href{\#backers}{\texttt{ }} \href{https://gitter.im/zloirock/core-js?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge}{\texttt{ }} \href{https://www.npmjs.com/package/core-js}{\texttt{ }} \href{http://npm-stat.com/charts.html?package=core-js&author=&from=2014-11-18}{\texttt{ }} \href{https://travis-ci.org/zloirock/core-js}{\texttt{ }} \href{https://david-dm.org/zloirock/core-js?type=dev}{\texttt{ }}

\begin{quote}
Modular standard library for Java\+Script. Includes polyfills for \href{https://github.com/zloirock/core-js\#ecmascript}{\texttt{ ECMAScript up to 2019}}\+: \href{https://github.com/zloirock/core-js\#ecmascript-promise}{\texttt{ promises}}, \href{https://github.com/zloirock/core-js\#ecmascript-symbol}{\texttt{ symbols}}, \href{https://github.com/zloirock/core-js\#ecmascript-collections}{\texttt{ collections}}, iterators, \href{https://github.com/zloirock/core-js\#ecmascript-typed-arrays}{\texttt{ typed arrays}}, many other features, \href{https://github.com/zloirock/core-js\#ecmascript-proposals}{\texttt{ ECMAScript proposals}}, \href{\#web-standards}{\texttt{ some cross-\/platform WHATWG / W3C features and proposals}} like \href{https://github.com/zloirock/core-js\#url-and-urlsearchparams}{\texttt{ {\ttfamily URL}}}. You can load only required features or use it without global namespace pollution. \end{quote}
\hypertarget{md_sfcode_node_modules_core_js_README_autotoc_md6730}{}\doxysection{As advertising\+: the author is looking for a good job -\/)}\label{md_sfcode_node_modules_core_js_README_autotoc_md6730}
\hypertarget{md_sfcode_node_modules_core_js_README_autotoc_md6731}{}\doxysection{$<$a href=\char`\"{}https\+://github.\+com/zloirock/core-\/js/tree/master/docs/2019-\/03-\/19-\/core-\/js-\/3-\/babel-\/and-\/a-\/look-\/into-\/the-\/future.\+md\char`\"{}$>$core-\/js@3, babel and a look into the future$<$/a$>$}\label{md_sfcode_node_modules_core_js_README_autotoc_md6731}
\hypertarget{md_sfcode_node_modules_core_js_README_autotoc_md6732}{}\doxysection{Raising funds}\label{md_sfcode_node_modules_core_js_README_autotoc_md6732}
{\ttfamily core-\/js} isn\textquotesingle{}t backed by a company, so the future of this project depends on you. Become a sponsor or a backer \href{https://opencollective.com/core-js}{\texttt{ {\bfseries{on Open Collective}}}} or \href{https://www.patreon.com/zloirock}{\texttt{ {\bfseries{on Patreon}}}} if you are interested in {\ttfamily core-\/js}.

\DoxyHorRuler{0}


\href{https://opencollective.com/core-js/sponsor/0/website}{\texttt{ }}\href{https://opencollective.com/core-js/sponsor/1/website}{\texttt{ }}\href{https://opencollective.com/core-js/sponsor/2/website}{\texttt{ }}\href{https://opencollective.com/core-js/sponsor/3/website}{\texttt{ }}\href{https://opencollective.com/core-js/sponsor/4/website}{\texttt{ }}\href{https://opencollective.com/core-js/sponsor/5/website}{\texttt{ }}\href{https://opencollective.com/core-js/sponsor/6/website}{\texttt{ }}\href{https://opencollective.com/core-js/sponsor/7/website}{\texttt{ }}\href{https://opencollective.com/core-js/sponsor/8/website}{\texttt{ }}\href{https://opencollective.com/core-js/sponsor/9/website}{\texttt{ }}\href{https://opencollective.com/core-js/sponsor/10/website}{\texttt{ }}\href{https://opencollective.com/core-js/sponsor/11/website}{\texttt{ }}

\DoxyHorRuler{0}


\href{https://opencollective.com/core-js\#backers}{\texttt{ }}

\DoxyHorRuler{0}


\href{http://goo.gl/a2xexl}{\texttt{ {\itshape Example}}}\+: 
\begin{DoxyCode}{0}
\DoxyCodeLine{import 'core-\/js'; // <-\/ at the top of your entry point}
\DoxyCodeLine{}
\DoxyCodeLine{Array.from(new Set([1, 2, 3, 2, 1]));          // => [1, 2, 3]}
\DoxyCodeLine{[1, [2, 3], [4, [5]]].flat(2);                 // => [1, 2, 3, 4, 5]}
\DoxyCodeLine{Promise.resolve(32).then(x => console.log(x)); // => 32 }

\end{DoxyCode}


{\itshape You can load only required features}\+: 
\begin{DoxyCode}{0}
\DoxyCodeLine{import 'core-\/js/features/array/from'; // <-\/ at the top of your entry point}
\DoxyCodeLine{import 'core-\/js/features/array/flat'; // <-\/ at the top of your entry point}
\DoxyCodeLine{import 'core-\/js/features/set';        // <-\/ at the top of your entry point}
\DoxyCodeLine{import 'core-\/js/features/promise';    // <-\/ at the top of your entry point}
\DoxyCodeLine{}
\DoxyCodeLine{Array.from(new Set([1, 2, 3, 2, 1]));          // => [1, 2, 3]}
\DoxyCodeLine{[1, [2, 3], [4, [5]]].flat(2);                 // => [1, 2, 3, 4, 5]}
\DoxyCodeLine{Promise.resolve(32).then(x => console.log(x)); // => 32 }

\end{DoxyCode}


{\itshape Or use it without global namespace pollution}\+: 
\begin{DoxyCode}{0}
\DoxyCodeLine{import from from 'core-\/js-\/pure/features/array/from';}
\DoxyCodeLine{import flat from 'core-\/js-\/pure/features/array/flat';}
\DoxyCodeLine{import Set from 'core-\/js-\/pure/features/set';}
\DoxyCodeLine{import Promise from 'core-\/js-\/pure/features/promise';}
\DoxyCodeLine{}
\DoxyCodeLine{from(new Set([1, 2, 3, 2, 1]));                // => [1, 2, 3]}
\DoxyCodeLine{flat([1, [2, 3], [4, [5]]], 2);                // => [1, 2, 3, 4, 5]}
\DoxyCodeLine{Promise.resolve(32).then(x => console.log(x)); // => 32 }

\end{DoxyCode}


$\ast$$\ast$\+It\textquotesingle{}s a global version (first 2 examples), for more info see \href{https://github.com/zloirock/core-js/blob/master/README.md}{\texttt{ {\ttfamily core-\/js} documentation}}.$\ast$$\ast$ 