>> currently, the pipe symbol ("|") is inside expression used as an 
>> equivalent for a comma (","). On the other hand, it's the CSS symbol 
>> to select by namespaces, eg.
>> <soap:envelope> would be selected with soap|envelope in CSS.
>> 
>> So far I haven't seen anyone actually using the pipe as a replacement 
>> for a comma. I propose to remove this duplicate functionality and 
>> instead introduce namespace handling via a pipe in expressions.

I agree. 

> Its not that simple. The | is actually also part of an attribute
> selector...:
> [att|=val]
> Is that supported in jQuery anyway?
> Other than that I agree on the namespace topic.

It's pretty easy for a lexical analyzer to check for | versus |= so that
part isn't too much of a problem. I think John removed support for |= a
while back anyway, there was a thread about it in the list.


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