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JavaScript has been along for quite a while now, and it has proven to be one of the most versatile language ever. JavaScript, having wedged itself in all the browsers, is one of the most popular frontend programing language of choice. For quite a while now, JavaScript have been shining in server side development too, thanks to NodeJS.
With increasing use of JavaScript, you might run into conditions where you need to work with array of data to filter, map, reduce or derive availability of certain fields or values in that array. …

Yogesh Patil

Full Stack Software Engineer

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