Re: flexible filenames?

In article <hrb4k.131424$Ex2.93657@[EMAIL PROTECTED]
>,
Bart Vandewoestyne  <MyFirstName.MyLastName@[EMAIL PROTECTED]
> wrote:
>On 2008-06-06, merritt@[EMAIL PROTECTED]
> wrote:
>>
>> Yes, certainly.  Here is a simple example that show 2 possible
>> command variants for defining the file names.
>>
>>   N = 1
>>   outfile = "graph_dim".N.".eps"
>>   infile  = sprintf("data_dim%02d.eps",N)
>>
>>   set output outfile
>>   plot infile ....
>
>Thanks for this interesting suggestion.  I do however also sometimes use
>the ! symbol to escape to my shell.  And in the commands after
>the ! symbol i would also like to use the above principle of
>dynamically building up my filenames.
>
>Consider the following example:
>
>
>s=8
>
>! echo s
>! echo $s
>! echo sprintf("%02d", s)
>
>None of the above three echo commands shows the value for s.  How would
>i do that?
The ! mechanism is the wrong way to go.  Use the system() command instead.

command = "echo ".s
system(command)

-- 
Ethan A Merritt