NL len isn't going to be an issue, as long as he doesn't binmode the filehandle.

CRLF pairs will be translated to a single LF on input, and translated back going the other way.

But if you prefer to chomp then add the newline, that works too :)
--
Mike

In reply to NL len not an issue, at least for Win32 by RMGir
in thread Base sequence length in fasta format file by lolly

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