There's no place in jQuery where we accept a selector of a string of
text. There are places where we accept a selector or an HTML string -
but that's another matter entirely.
--John
On Thu, Dec 17, 2009 at 4:35 PM, Matt Maxwell
<leftwithoutli...@gmail.com> wrote:
> It's a selector or a string of text. jQuery already contains the ability to
> intuitively decipher its selectors.
> For example, filter can contain an expression or a function. These are two
> completely different things as well.
>
> On Thu, Dec 17, 2009 at 3:13 PM, Karl Swedberg <k...@englishrules.com>
> wrote:
>>
>> But :has() and :contains() do two completely different things. :contains()
>> filters based on text contents while :has() filters based on selectors. So,
>> I think it would be a really bad idea to try to combine them.
>>
>> --Karl
>>
>> On Dec 17, 2009, at 3:48 PM, Matt Maxwell wrote:
>>
>> I think .has() should return a bool, :has() should be combined with
>> :contains() (the finished filter named :contains()), and .contains() should
>> go away.
>> That seems to make the most sense to me, anyways.
>> On Thu, Dec 17, 2009 at 9:20 AM, Karl Swedberg <k...@englishrules.com>
>> wrote:
>>>
>>> On Dec 16, 2009, at 11:14 PM, John Resig wrote:
>>>
>>> People are use to using .has()? It was only just added - at the same
>>> time as .contains() as well.
>>>
>>> I'll mull over the .contains() discrepancy. I may just punt it and
>>> push people towards .has() anyway.
>>>
>>> Looking at .has() now I'm not 100% sure why it's filtering and not
>>> just returning a boolean, like .is(). Hmm. If .has() returns a boolean
>>> then yeah, consider .contains() gone (and a jQuery.contains will be
>>> provided for those that need a lightweight method).
>>>
>>> --John
>>>
>>> But if .has() returns a boolean, then we have the same problem with
>>> :has() vs. .has() as we had with :contains() vs. contains().
>>> Since :has() is a filter, I would expect .has() to be a filter.
>>> On Dec 17, 2009, at 12:45 AM, Rick Waldron wrote:
>>>
>>> John, I tend to assume that anything prefixed with 'is' or 'has' will
>>> return a boolean. I think this is likely a common assumption.
>>>
>>> I typically assume the same thing, but in this case .has() is not a
>>> prefix; it's the full method name. And we already have the pseudo-selector
>>> :has() that acts as a filter.
>>>
>>> --Karl
>>>
>>> On Wed, Dec 16, 2009 at 11:04 PM, ajpiano <ajpi...@gmail.com> wrote:
>>>
>>> It seems like a matter of course that means of filtering that are
>>>
>>> exposed as both pseudoselectors and methods on the jQuery prototype
>>>
>>> return the same set of elements, or at least that they generally apply
>>>
>>> the same principle in filtering. Examples include eq, not, first,
>>>
>>> last, and has. While the :parent pseduo doesn't work the same
>>>
>>> as .parent(), most developers know what they're looking for if they're
>>>
>>> using :parent.
>>>
>>> The new $.fn.contains method, however, doesn't work like :contains.
>>>
>>> Rather than searching for the text content of elements, .contains() is
>>>
>>> just a shortcut to $(elem).has("foo").length > 0. I'm not sure why
>>>
>>> this is really a necessary shortcut, given that most people are plenty
>>>
>>> used to doing something like .has().length anyway. I tend to think,
>>>
>>> however, that .contains () should work like :contains, for
>>>
>>> consistency's sake.
>>>
>>> This would have the added benefit of allowing those people who do
>>>
>>> use :contains to write code like this:
>>>
>>> var foo = "barbazbat";
>>>
>>> $("div").contains(foo);
>>>
>>> instead of
>>>
>>> $("div:contains("+foo+")");
>>>
>>> Anyone else have any thoughts on this?
>>>
>>> --adam
>>>
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