Den tisdagen den 12:e augusti 2014 kl. 09:54:17 UTC+2 skrev Sebastian 
Zartner:

>
> Btw. I just found out about a similar syntax to the one you tried to use 
> within the function call. It's used for initializing an array with the 
> items of a second array and is called "array comprehension" (introduced 
> with ECMAScript 6):
>
>
> https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Array_comprehensions
>  
> <https://www.google.com/url?q=https%3A%2F%2Fdeveloper.mozilla.org%2Fen-US%2Fdocs%2FWeb%2FJavaScript%2FReference%2FOperators%2FArray_comprehensions&sa=D&sntz=1&usg=AFQjCNFpjQ0cpkVujXDxP5HM_y4GbGRmdw>
>
> Also a little off-topic, though IMO interesting to know.
>
> Sebastian
>

Though note that they are moving from ES6 to ES7, and may end up being 
removed or change syntax: 
http://esdiscuss.org/topic/comprehensions-where-art-thou 

Simon

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