On Sep 8, 2019, at 3:39 PM, Mike <te...@mflan.com> wrote:
> 
> 
> It's probably best if you write a short script
> that reads a __DATA__ section of data.
> Then tell us what it does and what you expected
> it to do.
> 
> Off hand I don't see anything wrong with your regex,
> but I don't know what you expect it to do.
> 

I expect it to return a positive value if $t contains a number anywhere within 
it and put that number in the $1 capture variable.

> 
> Mike
> 
> 
> On 9/8/2019 4:34 PM, Jim Gibson wrote:
>> On Sep 8, 2019, at 1:30 PM, Gautam Desai <gautam.satya.de...@gmail.com> 
>> wrote:
>>> Do you guys have any pointers ?
>>      $t =~ m{
>>              (               # capture matched number in $1
>>                \d*   # match zero or more decimal digits
>>                [05]  # followed by a '0' or '5'
>>              )               # end of capture
>>              (?:             # followed by either:
>>                \D            # a non-digit
>>              |               # or
>>                $             # the end of the string
>>              )
>>              }x
>> 
> 
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> 

Jim Gibson
j...@gibson.org

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