for command

Saqib Shaikh ss at saqibshaikh.com
Sun Dec 23 17:31:23 EST 2001


thanks very much for the help.

obviously reading through the help i missed the bit about using a $ - maybe
because i had punctuation too low.  thanks once again.

saqib
----- Original Message -----
From: "Tyler Spivey" <tspivey8 at home.com>
To: <speakup at braille.uwo.ca>
Sent: Sunday, December 23, 2001 10:24 PM
Subject: re: for command


> an example: to tail all the files in the current directory,
> you can do tail *, also:
> for i in *; do tail $i;done
> you can do (in bash):
> help for
> and it gives you:
> for: for NAME [in WORDS ... ;] do COMMANDS; done
>     The `for' loop executes a sequence of commands for each member in a
>     list of items.  If `in WORDS ...;' is not present, then `in "$@"' is
>     assumed.  For each element in WORDS, NAME is set to that element, and
>     the COMMANDS are executed.
> so,
> for i in *.txt;do cat "testing" >>$i;done
> would append "Testing" to the files in the current directory ending with
.txt.
> hope this helps.
>
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