Re: Re: sum of counts from unix grep -c


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Re: Re: sum of counts from unix grep -c

by chipmunk (Parson)

on Jan 18, 2002 at 19:23 UTC ( [id://139834]=note: print w/replies, xml )

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in reply to Re: sum of counts from unix grep -c
in thread sum of counts from unix grep -c

% cat tmp1
llama
camel
% cat tmp2
camel
gecko
% cat tmp1 tmp2 | grep -hc camel
2
% grep -hc camel tmp1 tmp2
1
1
%
[download]

Not a useless use of cat after all. :) cat concatenates the files into a single stream, which is exactly what one needs in order to get a total count over all the files.

Comment on Re: Re: sum of counts from unix grep -c Download Code

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Re: Re: Re: sum of counts from unix grep -c by merlyn (Sage) on Jan 18, 2002 at 19:26 UTC
It's useless when it's just "cat files \| ...". There's no indication there that "files" is multiple items. -- Randal L. Schwartz, Perl hacker	[reply]
Re (tilly) 4: sum of counts from unix grep -c by tilly (Archbishop) on Jan 19, 2002 at 02:59 UTC
"files" is plural.	[reply]
Re: Re: Re: Re: sum of counts from unix grep -c by thor (Priest) on Jan 28, 2002 at 11:17 UTC
No indication whatsoever, except that "files" is plural.	[reply]

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