That too. :) And... you could simplify your function if you wish:
module.exports = function getShortMessages(messages) {
function small_message(item) { return item.length < 50; }
return messages.filter(small_message);
}
Scott
> On Jan 20, 2015, at 8:27 AM, Adrien Risser <[email protected]> wrote:
>
> Filter is what you're looking for.
>
> https://developer.mozilla.org/en/docs/Web/JavaScript/Reference/Global_Objects/Array/filter
>
> <https://developer.mozilla.org/en/docs/Web/JavaScript/Reference/Global_Objects/Array/filter>
>
> On Tue, Jan 20, 2015 at 5:06 PM, Roelof Wobben <[email protected]
> <mailto:[email protected]>> wrote:
> Hello,
>
> I try to learn functional javascript by following the functonial workshop of
> nodeschool.
>
> Now I have to filter out all the messages which lenght are shorter then 50.
>
> So I thought this would work :
>
> ~~~
>
> module.exports = function getShortMessages(messages) {
>
> function small_message(item)
>
> { return item.length < 50 ; }
>
>
>
> messages.map(function(message)
>
> { return small_message(message) }) }
>
> but when I test it I see a empty array as answer
>
> Can someone explain where my thinking took the wrong path ?
>
> Roelof
>
>
>
>
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