- From: Alex Russell <alex@dojotoolkit.org>
- Date: Fri, 6 Nov 2009 13:39:06 -0800
- To: Maciej Stachowiak <mjs@apple.com>
- Cc: P T Withington <ptw@pobox.com>, public-script-coord@w3.org, es-discuss Steen <es-discuss@mozilla.org>
On Nov 6, 2009, at 11:30 AM, Maciej Stachowiak wrote: > > On Nov 6, 2009, at 5:43 AM, P T Withington wrote: > >> On 2009-11-05, at 19:42, Maciej Stachowiak wrote: >> >>> My claim is that Data is not much like these things. I believe it >>> is more like String. It happens to be a sequence (of a very >>> specific type), but it's specialized enough to be worth treating >>> differently. Do people often regret that String is not an Array? >> >> Data is like an 8-bit "null encoded" String. Which makes me wonder >> if you really just want to extend String to allow different >> encodings. But I also regret String not being and Array. Others >> must have too, because at one point I'm sure there was a proposal >> to make [] on string mean charAt? > > ES5 does have bracket index access to the individual characters. But > it does not make String inherit from Array.prototype, or add all of > the Array methods. To make it more concrete, have you ever wished > you could use methods like map(), filter(), reduce() or join() on a > String? join's an oddball since it's effectively a no-op, but map() and filter(), absolutely.
Received on Friday, 6 November 2009 21:39:44 UTC