Re: [css3-selectors] Grouping

On Jan 9, 2010, at 3:55 PM, "Tab Atkins Jr." <jackalmage@gmail.com>  
wrote:

>> So, for instance, to "select a P tag that contains an element  
>> matching 'a:hover' in it", you would add a space after the p:
>>
>> p :matches(a:hover)
>
> No, that selects something different.
>
> p :matches(a:hover)
> is equivalent to
> p a:hover

How is that different? The 'a' is an element inside the 'p' element.  
What you wrote (with the space) is the same as what was described in  
the prose.