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Shell Programming and Scripting

If a.txt contains AA and BB with one-line to get

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Top Forums Shell Programming and Scripting If a.txt contains AA and BB with one-line to get
# 8  
Old 01-23-2013
Me too until post #3
# 9  
Old 01-23-2013
Quote:
Originally Posted by Scrutinizer
Try:
Code:
if grep -q "AA" a.txt && grep -q "BB" a.txt
then


Code:
if dmesg| grep -q "AA"&& dmesg| grep -q "BB";

can we not use pipe?
Last edited by Scrutinizer; 01-23-2013 at 03:19 AM.. Reason: code tags
# 10  
Old 01-23-2013
Quote:
Originally Posted by yanglei_fage
if dmesg| grep -q "AA"&& dmesg| grep -q "BB"; can we not use pipe?
This should work!
# 11  
Old 01-23-2013
I agree that should work, did you try it?
# 12  
Old 01-23-2013
You can of course do this in awk, but this little snippet will work as well:
Code:
$ [ 2 -eq $(dmesg | grep -Eo "AA|BB" |sort -u|wc -l) ] && echo "it pass"
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