1
0
Fork 0
mirror of https://github.com/tldr-pages/tldr.git synced 2025-04-29 23:24:55 +02:00
tldr/pages/linux/cat.md

29 lines
668 B
Markdown
Raw Normal View History

# cat
> Print and concatenate files.
> More information: <https://www.gnu.org/software/coreutils/manual/html_node/cat-invocation.html>.
- Print the contents of a file to `stdout`:
`cat {{path/to/file}}`
- Concatenate several files into an output file:
`cat {{path/to/file1 path/to/file2 ...}} > {{path/to/output_file}}`
- Append several files to an output file:
`cat {{path/to/file1 path/to/file2 ...}} >> {{path/to/output_file}}`
- Write `stdin` to a file:
`cat - > {{path/to/file}}`
- [n]umber all output lines:
`cat -n {{path/to/file}}`
- Display non-printable and whitespace characters (with `M-` prefix if non-ASCII):
`cat -v -t -e {{path/to/file}}`