March 26, 2019 02:19 pm GMT
Original Link: https://css-tricks.com/an-illustrated-and-musical-guide-to-map-reduce-and-filter-array-methods/
An Illustrated (and Musical) Guide to Map, Reduce, and Filter Array Methods
Map, reduce, and filter are three very useful array methods in JavaScript that give developers a ton of power in a short amount of space. Lets jump right into how you can leverage (and remember how to use!) these super handy methods.
Array.map()
Array.map()
updates each individual value in a given array based on a provided transformation and returns a new array of the same size. It accepts a callback function as an argument, which it uses to apply the … Read article
The post An Illustrated (and Musical) Guide to Map, Reduce, and Filter Array Methods appeared first on CSS-Tricks.
Original Link: https://css-tricks.com/an-illustrated-and-musical-guide-to-map-reduce-and-filter-array-methods/
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