I read you question but I think this is what you are looking for:
  my $matlab_cmd_str = system("$path_to_matlab -nodesktop -r my_script
+");
  my $file = "matt_log.txt";

  open(F, ">$file") or die "can't open file";
  print F $matlab_cmd_str;
  close(F) or die ""can't close;

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In reply to Re: Problem invoking Matlab from Perl: works on Linux, fails on Windows by arcnon
in thread Problem invoking Matlab from Perl: works on Linux, fails on Windows by jim99

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