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Quick links About
tr
Syntax
Examples
Related commands
Linux / Unix main page
About tr
Translate characters.
Syntax
tr [-c] [-d] [-s] [string1] [string2]
| -c |
Complement the set of characters specified by string1. |
| -d |
Delete all occurrences of input characters that are specified by string1. |
| -s |
Replace instances of repeated characters with a single character. |
| string1 |
First string or character to be
changed. |
| string2 |
Second string or character to change
the string1. |
Examples
echo "12345678 9247" | tr 123456789 computerh -
this example takes an echo response of '12345678 9247' and pipes it
through the tr replacing the appropriate numbers with the letters. In
this example it would return computer hope.
tr -cd '\11\12\40-\176' < myfile1 > myfile2
- this example would take the file myfile1 and strip all non printable
characters and take that results to myfile2.
Related commands
ed
sed
sh
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