tldr/pages/common/tac.md

# tac

> Print and concatenate files in reverse (last line first).
> More information: <https://www.gnu.org/software/coreutils/manual/html_node/tac-invocation.html>.

- Print the contents of *file1* reversed to the standard output:

`tac {{file1}}`

- Print the contents of the standard input reversed to the standard output:

`{{command}} | tac`

- Concatenate several files reversed into the target file:

`tac {{file1}} {{file2}} > {{target_file}}`
Add page for 'tac'. 2015-12-28 21:01:39 +00:00			`# tac`

tac: add stdin example (#3844) 2020-02-08 14:48:47 +00:00			`> Print and concatenate files in reverse (last line first).`
tac: add link (#5594) 2021-03-30 14:55:44 +01:00			`> More information: <https://www.gnu.org/software/coreutils/manual/html_node/tac-invocation.html>.`
Add page for 'tac'. 2015-12-28 21:01:39 +00:00
Formatted all pages according to guidelines. 2016-01-07 17:31:27 +00:00			`- Print the contents of file1 reversed to the standard output:`
Add page for 'tac'. 2015-12-28 21:01:39 +00:00
			`tac {{file1}}`

tac: add stdin example (#3844) 2020-02-08 14:48:47 +00:00			`- Print the contents of the standard input reversed to the standard output:`

			`{{command}} \| tac`

Formatted all pages according to guidelines. 2016-01-07 17:31:27 +00:00			`- Concatenate several files reversed into the target file:`
Add page for 'tac'. 2015-12-28 21:01:39 +00:00
Applying the snake_case convention throughout the repo (#967) * Applying the snake_case convention throughout the repo - Also removing the file extension where not needed - Adding {{ }} on a few old pages * Addressing concerns - Added {{ }} where they were missed out - Removed spaces inside {{ }} - Reverting "file" to "filename" to make it clearer * Fixing the comments on nc page 2016-07-22 21:24:06 +01:00			`tac {{file1}} {{file2}} > {{target_file}}`