http://www.perlmonks.org?node_id=1036620


in reply to Re: external program variables
in thread external program variables

Yes, this is what I am doing now. But, as I have to reiterate this operation an enormous amount of time (the invoked program just do as small operation on a short variable, but I have to do it on 1 million variable->files), I hoped in a better way as writing and reading physical files…