Thursday, 12 March 2015

Enhanced For Loop in JavaScript

I am no expert in JavaScript, but I feel I should mention the possible flavours of for loops in here.

The forEach method is explained in [4].

The latter example is new in ECMAScript 6 (which should be out already).3

You can test it out in [5].

References

[1] Mozilla Developer Network - for...of
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Statements/for...of
[2] Stackoverflow - For-each over an array in JavaScript?
http://stackoverflow.com/questions/9329446/for-each-over-an-array-in-javascript
[3] ECME-262 6h Edition, The 2015 ECMAScript Language Specification ("Harmony")
http://wiki.ecmascript.org/doku.php?id=harmony:specification_drafts
[4] forEach
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/forEach
[5] JSFiddle - example in action
https://jsfiddle.net/maarten_l/8vc44u4b/

1 comment:

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