Command help

nathan nolast nathan1465 at gmail.com
Thu Aug 11 15:03:25 UTC 2011


so, is it possible to redirect the output of a file?

touch ioredirect.txt
echo "this is a test" > ioredirect.txt
vim.tiny ioredirect.txt   -- looks good :)
echo < ioredirect.txt

?

On Thu, Aug 11, 2011 at 10:53 AM, nathan nolast <nathan1465 at gmail.com>wrote:

> nice, all great answers
> i appreciate it.
>
>
> On Thu, Aug 11, 2011 at 2:18 AM, Jordon Bedwell <jordon at envygeeks.com>wrote:
>
>> On Wed, August 10, 2011 10:18 pm, nathan nolast wrote:
>> > can someone please inform me how this works
>> >> filename.txt
>> > this emptys the file but i cant find what > is doing, what is >
>>
>> It's called stdio redirection or some (well actually a lot of) people just
>> call it I/O redirection.  You can redirect stdin and you can redirect.  <<
>> < stdin stdout > >>, the proper way to truncate a file is actually ">
>> file.txt" or ":> file.txt" and nothing more, no echo, with an echo of any
>> kind you always end up with at least 1 byte written to the file which
>> defeats the purpose of what you are trying to do if you want to down and
>> dirty about it.
>>
>> http://tldp.org/LDP/abs/html/io-redirection.html
>>
>>
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>
>
>
> --
> Thank you for your time
> ~Nathan
> nathan1465 at gmail.com
>
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-- 
Thank you for your time
~Nathan
nathan1465 at gmail.com

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