Steve V wrote:
> Are the $1, $`, $&, etc... variables within a gsub block truely global, or
> are they some type of special value local to the block? To be global would
> be fine in a single user environment, but in a multi-user web environment it
> seems like this could cause problems. Do I need to worry about multi-user
> issues with gsub?
> 
> Thanks,
> Steve

According to the Pickaxe II, they're all local to the thread.