On Wed, 15 Mar 2006, Pavel Smerk wrote:

> ara.t.howard / noaa.gov wrote:
>> that sorts strings like this
>> 
>>   /dmsp/nrt/data/incoming/afwa/2006.f13_0731556_DT.DAT
>>   /dmsp/nrt/data/incoming/afwa/2006.f13_0731737_DS.DAT
>> 
>> where
>> 
>>   2006.f13_0731556_DT.DAT
>>   ^^^^ ^^^ ^^^^^^^ ^^
>>   |    |   |       |
>>   year sat time    type
>> 
>> first by sat, then by year, then by time and finally by type
>> 
>> using only
>> 
>>   pats = %w[  f\d\d  ^\d{4}  _\d{7}  _\w{2}  ].map{|p|/#{p}/}
>> 
>>   basenames.sort!{|a,b| pats.map{|pat| a[pat]} <=> pats.map{|pat| b[pat]} }
>
> Interesting idea, but may be _\w{2}\. would be more appropriate instead of 
> _\w{2} which can match also against a beginnig of the 'time' part. :)
>
> P.

right you are!  bug number 63 squashed.

thanks!

-a
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