perl HTML转换到ASCII

[perl]代码库

#-----------------------------
$ascii = `lynx -dump $filename`;
#-----------------------------
use HTML::FormatText;
use HTML::Parse;

$html = parse_htmlfile ( $filename );
$formatter = HTML::FormatText->new ( leftmargin => 0, rightmargin => 50 );
$ascii = $formatter->format ( $html );
#-----------------------------
use HTML::TreeBuilder;
use HTML::FormatText;

$html = HTML::TreeBuilder->new();
$html->parse ( $document );

$formatter = HTML::FormatText->new ( leftmargin => 0, rightmargin => 50 );

$ascii = $formatter->format ( $html );
#-----------------------------