PHP文件系统基本操作类

;              "type" => is_file($i) ? 1 : (is_dir($i) ? 0 : -1)
                    );
                $result = $t;
            }
            closedir($dh);
            unset($dh, $fh, $t, $i);
            clearstatcache(); // 清除文件系统缓存
            return $this->result = $result;
        }

        /**
         * @]Method Name[= file_info()
         * @]Purpose[=
         *     获取指定文件或目录的属性
         * @]Parameter[=
         *     string $dir_path 指定目录路径，默认为当前目录
         * @]Return[= mixed 错误返回 FALSE，否则返回
         *     array("name","location","type","size","access","change","modify","read","write"),
         * @]Author[= SNakeVil <51JS,BU,PHPx> (snakevil@qq.com)
         * @]See[=
         */
        function file_info($path=".") {
            $path = realpath($path);
            if (!$path) return $this->error_occur(0x000A, __FUNCTION__);
            $result = array(
                "name" => substr($path, strrpos($path, DIRECTORY_SEPARATOR)+1),
                "location" => $path,
                "type" => is_file($path) ? 1 : (is_dir($path) ? 0 : -1),
                "size" => filesize($path)