uniq command in linux
uniq command: The uniq command is use to find uniq value in file and remove duplicate value .
File output
# cat file
test
test
test1
test2
uniq command to file uniq value from file
# uniq file
test
test1
test2
Find out duplicate value from file
# uniq -d file
test
Note: as you seen from file test word is repeating twice or more than twice.
Find out duplicate value repeated count.
# uniq -D file
test
test
File output
# cat file
test
test
test1
test2
uniq command to file uniq value from file
# uniq file
test
test1
test2
Find out duplicate value from file
# uniq -d file
test
Note: as you seen from file test word is repeating twice or more than twice.
Find out duplicate value repeated count.
# uniq -D file
test
test