/Shell/Bash/Print unique lines

Print unique lines

Print unique lines

# -u, --unique
# only print unique lines
 
$ cat file.txt
1
1
2
3
5
5
7
7
$ uniq -u file.txt
2
3

sort < filea | uniq > fileb

1

Source: stackoverflow.com

Print unique lines

sort < file | uniq > output

cat file | sort | uniq

0

Source: stackoverflow.com

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