* David Bruant wrote:
>I've found myself multiple times in a situation where I needed the index
>of the first element responding to some conditions. I solved it the
>following way:
>
> var index;
> array.some(function(e, i){
> if(someCondition(e)){
> index = i;
> return false;
> }
>
> return true;
> })
It's usually a bad idea to trigger side-effects from such callbacks. The
proper solution here would be having a suitable method available, like
var index = array.findIndex(someCondition);
as it is called in Haskell and C#.
--
Björn Höhrmann · mailto:[email protected] · http://bjoern.hoehrmann.de
Am Badedeich 7 · Telefon: +49(0)160/4415681 · http://www.bjoernsworld.de
25899 Dagebüll · PGP Pub. KeyID: 0xA4357E78 · http://www.websitedev.de/
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