You can do it this way:
#!/usr/bin/perl
use strict;
use warnings;
use File::Spec::Functions qw( catfile );
use Cwd qw(cwd);
use Win32::OLE;
use Win32::OLE::Const 'Microsoft.Word'; # wd constants
$Win32::OLE::Warn = 3;
my $dir = cwd;
my $word = get_word();
$word->{Visible} = 0;
my $filename_in = catfile $dir, 'test.docx';
my $doc = $word->{Documents}->Open($filename_in);
my $filename_out = catfile $dir, 'mytest.txt';
$doc->SaveAs(
{
Filename => $filename_out,
FileFormat => wdFormatUnicodeText | wdFormatTextLineBreaks,
}
);
$doc->Close(0);
sub get_word {
my $word;
eval { $word = Win32::OLE->GetActiveObject('Word.Application'); };
die "$@\n" if $@;
unless ( defined $word ) {
$word = Win32::OLE->new( 'Word.Application', sub { $_[0]->Quit
+ } )
or die "Oops, cannot start Word: ",
Win32::OLE->LastError, "\n";
}
return $word;
}