February 2001
Beginner to intermediate
448 pages
9h 2m
English
Content preview from Korn Shell Programming by Example
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tee
Official Description
Reads from standard input and writes to standard output and files.
Syntax
tee [-ai] file...
Options
-a appends output to file.
-i ignores INT signal.
Oddities
If one target file is unavailable, the output continues to the others.
Example
$ ls -l b* -r-x-w-r-x 1 obrien obrien 47 Nov 26 12:19 buzz -rwxrwxr-- 1 obrien obrien 90 Nov 26 12:45 buzz1 -r-x-w-r-x 1 obrien users 47 Nov 27 13:31 buzz10 -rwxrwxr-- 1 obrien obrien 152 Nov 26 12:48 buzz2 -rwxrwxr-- 1 obrien obrien 116 Nov 26 14:07 buzz3 -rwxrwxr-- 1 obrien obrien 165 Nov 26 14:08 buzz4 $ $ ls -l b* > some_file # Can't see output when redirected $ $ ls -l b* | tee some_file # Pipe it to tee and it will do both # (redirect and display) -r-x-w-r-x 1 obrien obrien 47 ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.