cat, read, nobs - catenate files
[ file ...
] [ -n nline
] [ file ...
[ file ...
reads each file
in sequence and writes it on the standard
- cat file
prints a file and
- cat file1 file2 >file3
concatenates the first two files and places the result on the third.
If no file
is given, cat
reads from the standard input. Output is
buffered in blocks matching the input.
copies to standard output exactly one line from the named
, default standard input. It is useful in interactive rc(1)
flag causes it to continue reading and writing multiple lines
until end of file; -n
causes it to read no more than nline
always executes a single write
for each line of input, which
can be helpful when preparing input to programs that expect line-at-a-time
data. It never reads any more data from the input than it prints to the
copies the named files to standard output except that it removes all
backspace characters and the characters that precede them. It is useful to use
with the Unix version of man(1)
when run inside a
exits with status eof
on end of file or, in the -n
case, if it doesn't read nlines
Beware of and which destroy input files before reading them.