Display exact matches only with grep

Question

How can I display all jobs that ended OK only?

When I try the command below, it shows both OK and NOTOK since both have \"OK\"

ctmpsm -listall applic         


        

Answer 1

try this:

grep -P '^(tomcat!?)' tst1.txt

It will search for specific word in txt file. Here we are trying to search word tomcat