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Reference

os:linux:command:tr.html

Linux Commands : tr

Example

Replace line breaks to a specific character

# cat test.txt
aaaaaaaaa
bbbbbbbbb
ccccccccc
ddddddddd
eeeeeeeee
#
# cat test.txt | tr '\n' ','
aaaaaaaaa,bbbbbbbbb,ccccccccc,ddddddddd,eeeeeeeee,#
#
#

Remove line breaks

# cat test.txt
aaaaaaaaa
bbbbbbbbb
ccccccccc
#
# cat test.txt |tr -d '\n'
aaaaaaaaabbbbbbbbbccccccccc#
#

Convert continuous space to a single space

# cat test1.txt
1  2     3    4     5
a  b     c    d     e
# cat test1.txt |tr -s ' '
1 2 3 4 5
a b c d e
#

os/linux/command/tr.html.txt · Last modified: 2017/05/14 by admin