Linux Text Processing Command Cheat Sheet

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Cheat Sheets Linux
Text Processing Command Cheat Sheet
Last updated on April 4th, 2023 - by John Gomez - Leave a Comment
Text Processing Commands are a set of built-in commands that are used to
manipulate text. These commands allow users to quickly and ef몭ciently search,
modify, and extract data from text 몭les.
Command Description Examples
cat Concatenate and display 몭les cat file1.txt file2.txt
sort Sort lines of text 몭les sort file.txt
uniq
Remove duplicate lines from a sorted
몭le
sort file.txt | uniq
grep Search for patterns in 몭les grep "pattern" file.txt
cut Extract columns of text from 몭les cut ‐f1,3 file.txt
sed
Stream editor for 몭ltering and
transforming text
sed 's/old/new/' file.txt
awk
Pattern scanning and processing
language
awk '{print $1, $3}'
file.txt
tr Translate or delete characters tr 'a‐z' 'A‐Z' < file.txt
wc
Count lines, words, and characters in
a 몭le
wc file.txt
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2. Command Description Examples
diff
Compare two 몭les and show
differences
diff file1.txt file2.txt
patch Apply a diff 몭le to a 몭le or directory patch file.txt patch.diff
nl Number lines in a 몭le nl file.txt
head Display the 몭rst few lines of a 몭le head file.txt
tail Display the last few lines of a 몭le tail file.txt
tee
Redirect output to a 몭le and to the
terminal
ls | tee output.txt
fmt Format text 몭les for printing fmt file.txt
pr Convert text 몭les for printing pr file.txt
iconv Convert character encoding of a 몭le
iconv ‐f utf‐8 ‐t iso‐8859‐1
file.txt
dos2unix
Convert DOS line endings to UNIX
line endings
dos2unix file.txt
rev Reverse lines of a 몭le rev file.txt
fold Wrap lines of text to a speci몭ed width fold ‐w 80 file.txt
join
Join lines from two 몭les based on a
common 몭eld
join file1.txt file2.txt
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About John Gomez
John Britto Founder & Cheif-Editor @LinuxTeck. A Computer Geek and Linux
Intellectual having more than 10+ years of experience in Linux and Open Source
technologies.
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