Tips and Tricks
Keep all tips and tricks learned in one place.
Tuesday, December 6, 2011
Grep for multiple words
grep 'A\|B' file
A B C D
B C D E
ubuntu1004@ubuntu1004:~$ cat -n file
1
A B C D
2
B C D E
3
F G H I
4
G I R T
ubuntu1004@ubuntu1004:~$ grep -rn 'A\|B' file
1:A B C D
2:B C D E
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