Shell Script grep The Same Word In 2 Files

Shell Script grep The Same Word In 2 Files

cat test1.txt
test001
test002
test003
test004
test005

cat test2.txt
test003
test004
test005
test006

./grep-word-2-files.sh
test003
test004
test005

cat grep-word-2-files.sh
#!/bin/bash
rm -rf /home/vannak/diff/match-word.txt
for i in `cat /home/vannak/diff/test1.txt`
do
grep $i /home/vannak/diff/test2.txt >> /home/vannak/diff/match-word.txt
done
cat /home/vannak/diff/match-word.txt