php 模仿ftp文件上传实例

$mymode = FTP_ASCII;
$delete = 0;
$local_dir = "/my_local_download_directory";
$host = "ftp.yahoo.de";
$remote_dir = ".";
$anonymous = 0;
$user = "myusername";
核心代码
class myftp {
var $connector;
var $getback;

function connect($ftp_server, $uname, $passwd){
// Baut grundlegende FTP Connection auf
$this->connector = @ftp_connect($ftp_server);
$this->login_result = @ftp_login($this->connector, "$uname", "$passwd");
if ((!$this->connector) || (!$this->login_result))
{
echo "FTP connection has failed! n";
echo "Attempted to connect to $ftp_server for user $uname n";
die;
} else {
echo "Connected to $ftp_server, for user $uname n";
}
}
function lastmodtime($value){
$getback = ftp_mdtm ($this->connector,$value);
return $getback;
}
function changedir($targetdir){
$getback = ftp_chdir($this->connector, $targetdir);
return $getback;
}
function getdir(){
// Liefert Directory Namen zur