"AnyInt" or "(anyint, Anyint)"

Xicheng Jia wrote:
> Xicheng Jia wrote:
> > Cuperman wrote:
> > > Hi all,
> > > I need a regex to validate a field for
"any integer" OR "(any integer,
> > > any integer)"
> > > So i have this: {[0]*}|{\([0]*.[0]*}
> > This pattern matches only , , or {(0A0000} 
 ^_^ ..... which is
=> sorry, the opening brace is a metacharacter, so it
matches
please neglect the above words, I forgot to remove them from
my
scripts.. ..

___[snip]___
> > completely different from what you wanted as
"any integer" OR (any
> > integer, any integer)
> > (Will double check this pattern after I get to my
office..)
>
___[snip]___
> my $pattern = qr{
>         ^(?:
> # beginning of the string
>             -?(?:\d|[1-9]\d+)
> # any positive or negative integer
>               |
> # or
>             \(
> # any positive integer x and y
>                 (\d|[1-9]\d+)
>                 ,\s*
>                 (\d|[1-9]\d+)
> # grouped in the form of (x, y)
>             \)
=>             (?(?{ $1 >= $2 })(?!))

Just found you want "X > Y" instead of
"X < Y", so the above line
should be changed to:

             (?(?{ $2 >= $1 })(?!))

sorry for such confusions.

Xicheng

> # if x >= y, failed
>         )$
> # end of string
>     }x;
> 
__[snip]__


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Thanks Xicheng!! Thats a whole bunch of effort - really
appreciate it.
I'll give it a whirl and let you now how it turns out!!
Best, Mark


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