I checked, and your solution and my strictTotalMatching function return
identical results. It took me a while to figure out how it works. It's very
clever, but interestingly, not very efficient -- it almost certainly
doesn't matter for the likely use cases, but if you throw a string with a
few thousand (s and )s at it, seconds will go by before you get the result.
gc
On Fri, Jul 26, 2013 at 12:02 PM, <dunb...@aol.com> wrote:
> I am old fashioned. And late. I think this works:
>
>
>
> on mouseUp
> answer findNests(fld 1)
> end mouseUp
>
>
> function findNests var
> repeat with y = 1 to the number of chars in var
> if char y of var = "(" then put y & return after lefts --build list
> of left paren
> if char y of var = ")" then put y & return after rights --build list
> of right paren
> end repeat
> put 0 & return before rights
>
> repeat with y = the number of lines of lefts down to 1
> repeat with u = the number of lines of rights down to 1
> if line y of lefts < line u of rights and line y of lefts > line
> u-1 of rights then
> put line y of lefts & "," & line u of rights & return after
> accum
> delete line y of lefts
> if line u of rights <> 0 then delete line u of rights
> end if
> end repeat
> end repeat
> sort accum numeric
> return accum
> end findNests
>
>
> The returned list orders the char numbers of the paired parens.
>
>
> Craig
>
>
>
> -----Original Message-----
> From: Peter Haworth <p...@lcsql.com>
> To: How to use LiveCode <use-livecode@lists.runrev.com>
> Sent: Fri, Jul 26, 2013 12:09 pm
> Subject: Re: Finding matched parentheses
>
>
> On Fri, Jul 26, 2013 at 12:10 AM, Thierry Douez <th.do...@gmail.com>
> wrote:
>
> > But this one will work and match the first occurence:
> >
> > if matchChunk(mystring,"(\([^)]*\)).*",tstart,tEnd)
> >
> > Regards,
> >
> > Thierry
> >
>
> Nice Thierry! Doesn't handle nested parens though, but once again, that
> may not be a possibility in the OP's scenario.
>
> Pete
> lcSQL Software <http://www.lcsql.com>
> _______________________________________________
> use-livecode mailing list
> use-livecode@lists.runrev.com
> Please visit this url to subscribe, unsubscribe and manage your
> subscription
> preferences:
> http://lists.runrev.com/mailman/listinfo/use-livecode
>
>
> _______________________________________________
> use-livecode mailing list
> use-livecode@lists.runrev.com
> Please visit this url to subscribe, unsubscribe and manage your
> subscription preferences:
> http://lists.runrev.com/mailman/listinfo/use-livecode
>
_______________________________________________
use-livecode mailing list
use-livecode@lists.runrev.com
Please visit this url to subscribe, unsubscribe and manage your subscription
preferences:
http://lists.runrev.com/mailman/listinfo/use-livecode
