Write a linux shell program to perform check pattern matching using grep

Check pattern matching using grep

Code:

clear 

echo --------------------------------------------- 

echo '\tSearch a word in A particular File' 

echo --------------------------------------------- 

echo Type the string to be searched 

read string 

echo Type the name of the file 

read filename 

if grep $string $filename 

then 

        echo A word in a paricular file. 

else 

        echo A word not in paricular file. 

fi 

Output:

--------------------------------------------- 

Search a word in A particular File 

--------------------------------------------- 

Type the string to be searched 

this 

Type the name of the file 

vino 

A word not in paricular file.