String#isEmpty checks not the length of a string, but absence of non-space
characters, which is quite useful i.e. in form validation.
On Sun, 04 Oct 2009 11:30:00 +0400, T.J. Crowder <t...@crowdersoftware.com>
wrote:
>
> I'm with Robert, is there a good use case for these or should we just
> deprecate them?
>
> But if we're going to get into renaming things, Enumerable#include is
> crying out for an "s" on the end ("if this thing include*s* this other
> thing then..."); without one it seems to say "include this argument in
> the enumerable" -- e.g., add.
>
> -- T.J. :-)
>
> On Oct 3, 3:24 pm, Robert Kieffer <bro...@gmail.com> wrote:
>> Quick reality check: Where is the value in String/Array functions that
>> test for emptiness? 'These methods are nothing more than wrappers
>> around code like, "if (!aString) ...", or "if (!anArray.length) ..."
>> - i.e. JS already has perfectly good constructs for this.
>>
>> It's great that Prototype is inspired by Ruby, but much of it's charm
>> is due to the fact it's done a good job of avoiding the pitfall of
>> providing lots of syntactic sugar for people that don't know JS.
>>
>> (Nevermind that Array#empty() would seem to be synonomous with "!
>> Array#any()", btw)
> >
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