Thomas Preud'homme wrote:
> The Saturday 13 December 2008 20:12:32 Rodolfo Medina, you wrote :
>> I need the right syntax to copy file.jpg 100 times with one command so to
>> get 100 files named file1.jpg, file2.jpg, ..., file100.jpg.
>>
>> Can anybody suggest how to achieve that?
>>
>> Thanks for any reply
>> Rodolfo
>
>
> filevar="file.jpg"
> basefile=${filevar%.[^.]*}
> extension=${filevar##^.*.}
> for i in `seq 100`
> do
> cp $filevar $basefile$i.$extension
> done
>
> with file the file to copy, basefile the file without the last extension and
> extension the last extension (without the dot).
>
> In a function it would be
>
> function hundred-copy ()
> {
> filevar=$1 # The file to copy a hundred time
> basefile=${filevar%.[^.]*} # We delete all the end from the last dot (eg
> a dot followed by any others caracters)
> extension=${filevar##^.*.} # We delete all the beginning until the last
> dot included (biggest prefix with any caracters followed by a dot)
> do
> cp $filevar $basefile$i.$extension # file become
> filenumber.extension
> done
> }
>
> Regards,
>
> Thomas Preud'homme
>
Nice job of pattern matching and extraction without using sed! Gives me
a new tool to create new filesname based on input files. Usually I run
an experiment which takes filenames as input and produces multiple files
for each file to save results in.
Thanks.
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