September 16th, 2006 mysurface Posted in grep, Text Manipulation | Hits: 13378 | 2 Comments »
Usually if you want to search for string with specific keyword, you use grep.
cat /etc/passwd | grep root
This will list all lines with keyword “root” .
What if you want to list all entry without keyword “root” ?
cat /etc/passwd | grep -v root
grep multiple keywords, AND not ORThis morning, I asked to analyze log files where I need to grep the lines with two keywords, and the post grep based on...
Matching Whole Word in GrepIs "grep" capable to match a whole word? The answer of cause is yes!!
grep -w "keyword" filename
this will only displa...
“Number” Manipulation in Grep"grep" will able to display the lines match with keyword or non-keyword (using option "-v"), but you may want to continu...
invert match with grep 
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