Unix Tip #4518- July 25, 2013


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LINE # OF A PATTERN


If you are finding a
particular pattern in
a file and want to know
in which line no. it is
present then give this
command.

grep -n "pattern" | cut -d":" -f1

e.g. Finding hello in
hello.world file

grep -n "hello" hello.world | cut -d":" -f1


This tip generously supported by: baivab.mitra@citicorp.com

NOTE: All tips provided are USE AT YOUR OWN RISK. Tips are submitted by various unix admins around the globe. UGU suggest you read and test each tip in a non-volitile environment before placing into production.


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