nv-l

Re: Counting lines in a file containing exact fields

1999-02-18 10:20:24
Subject: Re: Counting lines in a file containing exact fields
From: Scott Wilson <scott.wilson AT PREDICTIVE DOT COM>
To: nv-l AT lists.tivoli DOT com
Date: Thu, 18 Feb 1999 10:20:24 -0500
Or, as long as you know what the fields are:

grep -c <field> <filename>


At 10:18 AM 2/18/99 -0500, Charlie Gucker wrote:
>cat file | grep <field> | wc -l
>
>On Thu, 18 Feb 1999, Lucy Premus wrote:
>
>> Is there a korn shell function to count lines in a file that have one field
>> thats the same.  For example, if my file looks as follows:
>>
>> server1   NYHO
>> server2   NYHO
>> server3   NYHO
>> server4   RISC
>> server5   RISC
>> server6  NYMLB
>> server7  NYMLB
>> server8  NYMLB
>> server9  NYMLB
>>
>> I want the script to read the file and count up that there are 3 NYHO, 2
RISC,
>> and 4 NYMLB.  However theres a catch, in reality my files will be much
larger
>> than this containing much more than 3 different instances.  I don't want
to have
>> to compare each line to the literal (ie. NYHO, RISC or NYMLB) because
theres
>> just too many of them.  Is there any easier way?
>>
>