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jeankueo/gist:58a8a9152cc1a5cc083565220eafc8e9

Last active May 30, 2016 09:43
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flatten an unknown depth array
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gistfile1.txt
function flatArray (source) {
if (Array.isArray(source)) {
return source.reduce(function (previous, current) {
return previous.concat(flatArray(current));
}, [])
}
return [source];
}
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jeankueo commented May 30, 2016 •
edited

This practice helps developers to understand array methods. Especially some new ones in ES5.

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