[Bioperl-l] write_sequence]

[Paulo Almeida]

If you use >> instead of > , when indicating the output file, write_seq
appends the output to the file. Something like this, if you are
specifying the output file when creating the SeqIO object:

$out = Bio::SeqIO->new(-file => ">>outputfilename");

-Paulo

On Mon, May 09, 2005 at 06:47:21PM +0200, Ferdinand Marlétaz wrote:
> Sorry if my question is stupid !!!
> 
> I start programming using bioperl and I've a little problem with the
> function write_sequence. In fact I'd like to add sequence to
> pre-existing files  in a loop and I was convinced that re-do a
> write_seq on a already written file would only add the interest
> lines... But it's not the case and  it overwrites my previous files.
> What could be the solution to this problem ???
> 
> Thanks
> 
> cheers
> 
> Ferdi
> 
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-- 
Paulo Almeida
Instituto Gulbenkian de Ciencia
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