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Display a single file

Base/usr/share/man/man1/cat.md

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Name

cat - concatenate files to stdout

Synopsis

**sh
$ cat [file...]

Description

This program passes contents of specified files to standard output, in the specified order. If no file is specified, or it is -, it defaults to standard input.

Arguments

  • file: Files to print

Examples

sh
# Display a single file
$ cat README.md
# SerenityOS

Graphical Unix-like operating system for x86 computers.
...

# Display standard input
$ cat
aaa
aaa
bbb
bbb^C

# Display ls output where each file is in separate line
$ ls | cat
Desktop
Documents
Downloads
README.md
Source
js-tests
tests
web-tests

# Display multiple files
$ echo 123 > test.txt
$ echo 456 > test2.txt
cat test.txt test2.txt
123
456

See Also