Perl实现删除Windows下的图片缓存缩略图Thumbs.db

#!/usr/bin/perl
use strict;
use warnings;
 
my $path = "C:/FlexApp/xx";
my $filecount = 0;
 
sub parse_env {
     my $path = $_[0]; #或者使用 my($path) = @_; @_类似javascript中的arguments
     my $subpath;
     my $handle;
 
     if (-d $path) {#当前路径是否为一个目录
         if (opendir($handle, $path)) {
             while ($subpath = readdir($handle)) {
                 if (!($subpath =~ m/^\.$/) and !($subpath =~ m/^(\.\.)$/)) {
                     my $p = $path."/$subpath";
 
                     if (-d $p) {
                         parse_env($p);
                     } elsif ($subpath eq "Thumbs.db") {
                         ++$filecount;
                            print "The file path：".$p."------------The file name：$subpath\n";
                         unlink($p) or warn "failed on $subpath:$!";
                     }
                 }
             }
             closedir($handle);
         }
     }
 
     return $filecount;
}
 
my $count = parse_env $path;
my $str = "删除文件的总数：".$count;
 
print $str;