php file download and upload

doUpload.php,doUpload1.php,doUpload2,php are for test; doUpload3.php link to upload.fun.php ,is Encapsulated as a method,it was only for a single file to upload; doUpload4.php link to upload.fun.php and common.fun.php,is was do for Multiple file uploads doUpload5.php was made as a constrution method,do for single file upload

download Folder is for download file demo