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ja vascript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：".$p."------------The file name：$subpathn";
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;