Co robi CAT użycie. Konsola files are specified or if - is specified as one of the files; input.

Czy przydatne?

Polecenie cat

Wykonanie, użycie: Read (concatenate) one or more files and print them on standard output. Read standard input if no files are specified or if - is specified as one of the files; input ends with EOF. You can use the > operator to combine several files into a new file, or >> to append files to an existing file. When appending to an existing file, use Ctrl-D, the end-of-file symbol, to end the session

Opcje wykonania cat w konsoli

-A, --show-all

Same as -vET.

 -b, --number-nonblank

Number all nonblank output lines, starting with 1.

 -e

Same as -vE.

 -E, --show-ends

Print $ at the end of each line.

 -n, --number

Number all output lines, starting with 1.

 -s, --squeeze-blank

Squeeze down multiple blank lines to one blank line.

 -t

Same as -vT.

 -T, --show-tabs

Print TAB characters as ^I.

 -u

Ignored; retained for Unix compatibility.

 -v, --show-nonprinting

Display control and nonprinting characters, with the exception of LINEFEED and TAB.

Przykłady cat działanie w Słownik polecenie C

Przykład CAT użycie :
Jak użyć columns or fields from one or more files . In the following options, list is a sequence of integers. Use a comma between separate values, and a hyphen to specify a range (e.g., 1-10 ,15 ,20 or 50 co znaczy.
Przykład CAT użycie :
Jak użyć common to the sorted files file1 and file2 . Output is in three columns, from left to right: lines unique to file1 , lines unique to file2 , and lines common to both files. comm is similar to diff in krzyżówka.
Przykład CAT użycie :
Jak użyć Record data or audio compact discs. This program normally requires root access. It has a large number of options and settings. A number of useful examples can be found in the manpage co to jest.
Przykład CAT użycie :
Jak użyć information that is stored in /etc/passwd and displayed to the finger query. Without options , chfn enters interactive mode and prompts for changes. To make a field blank, enter the keyword none słownik.
Przykład CAT użycie :
Jak użyć cdparanoia records Compact Disc audio files as WAV, AIFF, AIFF-C, or raw format files. It uses additional data-verification and sound-improvement algorithms to make the process more reliable and is czym jest.