static function xml($data, $tag = 'rss', $mode = true, $is_end = true)
{
$mode && header('Content-Type:text/xml; charset=utf-8');
$xml = fun::xml($data, $tag);
$is_end && exit($xml);
echo $xml;
}
function save($data)
{
//如果缓存目录不存在则创建
if (!$this->is_exist(false)) {
file::folder($this->save_dir);
}
if ($this->ext == 'php') {
$data = '<?php' . "\r\n" . 'return ' . var_export($data, true) . ';';
}
if ($this->ext == 'js') {
$data = json_encode($data);
}
if ($this->ext == 'ini') {
$data = fun::arr_ini($data);
}
if ($this->ext == 'xml') {
$data = fun::xml($data);
}
if (is_array($data) && $this->ext == 'txt') {
$data = serialize($data);
}
return file::save($this->file_name, $data);
}
