SHELL SCRIPT TO REMOVE THE LINES IN A GIVEN PATTERN

REMOVE THE LINES IN A GIVEN PATTERN:

echo "Enter file name"

read file

echo "Enter pattern"

read pat

grep -v $pat $file

OUTPUT:

[@localhost ~]$ sh pattern.sh

Enter file name

raja

Enter pattern

did

HAI I AM RAJASEKAR

I DID MY STUDIES IN NMC

I COMPLEATED MY PG DEGREE IN MBA AND MCA

I AM ALWAYS BE A OVER-CONFIDENT PERSON

THEN ONLY LEADS TO VERY SUCCESSFULL MANNER

[@localhost ~]$ sh pattern.sh

Enter file name

raja

Enter pattern

COMPLEATED

HAI I AM RAJASEKAR

I DID MY STUDIES IN NMC

I AM ALWAYS BE A OVER-CONFIDENT PERSON

THEN ONLY LEADS TO VERY SUCCESSFULL MANNER

[@localhost ~]$ sh pattern.sh

Enter file name

raja

Enter pattern

I

THEN ONLY LEADS TO VERY SUCCESSFULL MANNER