如何获取上传文件的各类字段和属性

<?php 

                    	$downloads = carbon_get_post_meta(get_the_ID(),'download_files'); 

                    	foreach ($downloads as $download) { 

                    		$download_file_id = $download['file'];


                    		$download_file_url = wp_get_attachment_url( $download['file'] );

                    	$download_filesize = wp_get_attachment_metadata($download_file_id )['filesize'];

                    	$mb_download_filesize =  number_format($download_filesize / 1024 /1024, 2);// Optional: Convert to KB/MB

                    		?>

                    		<tr>
                                <td><a href="<?php echo $download_file_url; ?>" target="_blank"><?php echo get_the_title( $download_file_id); ?></a></td>
                                <td class="hidden-xs"><?php echo get_post_field('post_content',$download_file_id); ?></td>
                                <td><?php echo $mb_download_filesize; ?>MB</td>
                                <td><?php echo get_post_field('post_date',$download_file_id); ?></td>
                            </tr>

                    		
                    <?php 	}
                    	
                    	?>

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如何获取上传文件的各类字段和属性

<?php $downloads ...