09-26-2018
hi Rudi .. sorry it was a typo. . 2nd wrong is not wrong. but 1st wrong is wrong.
I ran your command it selects nothing ?
Quote:
$ type a.txt
000000001000
433483433339
121121211100
167710000110
167735250310
167735260510
167735280710
167735301010
167735431010
167735451010
167750000010
167710101110
167730691110
167730611111
$
$ sed "/^[0-9]{8}(0[1357]|1[01])/!d" a.txt
$
------ Post updated at 09:12 PM ------
Quote:
In your regex, you want 00 in positions 9 and 10.
no i dont want to 00 in the 9th and 10th position ..i was not sure what 00 meant there.
what i want is simple .. i want to detect any records that contain 01,03,05,07,10 or 11 are in position 9th and 10th position.
Last edited by Don Cragun; 09-26-2018 at 10:21 PM..
Reason: Fix QUOTE tags.
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