An Array of JavaScript Array Tricks


Table of Contents: Avoiding the Index Prepositional Soup: From In to Of The Joy of Higher Order Functions How Do Your Arrays Stack Up? Pop! It is no real surprise that one of the primary purposes of computer languages is processing lists (indeed, one of the oldest programming languages – Lisp – is a contraction of the term “list processing”). In Javascript, lists are managed with the Array object. The last few years has seen a significant beefing up of what arrays can do as part of the EcmaScript 6 development, to the extent that even many programmers aren’t aware of the full capabilities that arrays offer. The following is a mixed bag of tricks, focusing both on some of the cooler ES6 code, some on the more esoteric functional programming tricks of ES5. One thing that both of these...

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