文字列の置換

                             <p>ソースコード</p>

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#!/usr/bin/perl

@styles=("../../ipp.css","../test.css");
$title="テスト７";
$scrname="";
$filename="";

{
    $scrname = $ENV{'SCRIPT_NAME'};
    if($scrname =~ /(ts[0-9][0-9][0-9][0-9][_1]*.cgi$)/){
        $filename = $+ ;
        $filename =~ s/_1// ;
        $filename =~ s/.cgi/.htm/ ;
    }

    &amp;printHeader;

    print "<div class=test>n";
    if($filename){
        print "この実行ファイルのパス名（？）は「$scrname」です。<br>n";
        print "つまり、このスクリプトの解説は「" . $filename . "」にあります。<br>n";
    }else{
        print "・・・どうやら失敗のようです・・・。";
    }
    print "</div>";

    &amp;printFooter;

    exit;
}

sub printHeader{
    print "Content-type: text/htmlnn";
    print "<html lang=ja><head><title>$title</title>n";
    foreach $st (@styles){
        print "<link rel="stylesheet" type="text/css" href="$st">n";
    }
    print "</head><body>n";
    print "<div class=head>n";
    print "<h1>$title</h1><hr>n";
    &amp;printlinks;
    print "<hr></div>n";
}

sub printFooter{
    print "<div class=foot><hr>n";
    &amp;printlinks;
    print "<hr>n";
    open(IN,"../../sig.txt");
    while ($sig=<IN>){print $sig;}
    close(IN);
    print "</div>n";
    print "</body></html>n";
}

sub printlinks{
    print "<a href="../../../index.htm">Home</a>n";
    print "/n<a href="../../">Perl</a>n";
    print "/n<a href="../">TestCGI Index</a>n";
    if($filename){
        print "/n<a href="../$filename">$titleの解説</a>n";
    }
}

                          </div>