Peter Haworth: # On Wed, 30 Jan 2002 17:45:58 +0000, Graham Barr wrote: # > On Wed, Jan 30, 2002 at 09:32:49AM -0800, Brent Dax wrote: # > > # rx_setprops P0, "i", 2 # > > # branch $start0 # > > # $advance: # > > # rx_advance P0, $fail # > > # $start0: # > > # rx_literal P0, "a", $advance # > > # # > > # First, we set the rx engine to case-insensitive. Why is # that bad? It's # > > # setting a runtime property for what should be compile-time # > > # unicode-character-kung-fu. Assuming your "CPU" knows # what the gritty # > > # details of unicode in the first place just feels wrong, # but I digress. # > > # > > That "i" does a once-off case-folding operation on the # target string. # > > All other input to the engine MUST already be case-folded # for speed. # > # > Hm, is that going to work ? What about a rx like # /^a(?i:b)C/ where the # > case insensitivity only applies to part of the pattern ? # # Or worse, in /^a(b)c/i, where you want to capture the # original character, # not the case-folded version?
Parentheses just record a pair of indices, not a string. --Brent Dax [EMAIL PROTECTED] Parrot Configure pumpking and regex hacker Check out the Parrot FAQ: http://www.panix.com/~ziggy/parrot.html (no, it's not mine) <obra> mmmm. hawt sysadmin chx0rs <lathos> This is sad. I know of *a* hawt sysamin chx0r. <obra> I know more than a few. <lathos> obra: There are two? Are you sure it's not the same one?
