Simple PHP file Upload class for beginners-PHP source code

This article mainly shares a simple php file Upload class for beginners, which has some reference value, interested friends can refer to this article to share a simple php file Upload class for beginners, which has some reference value. interested friends can refer to it.

This article describes PHP multi-file Upload classes and shares them with you for your reference. The details are as follows:

 _ Destination = $ path; $ this-> _ uploaded = $ _ FILES;}/*** move FILE **/public function move () {$ filed = current ($ this-> _ uploaded); $ isOk = $ this-> checkError ($ filed ['name'], $ filed ['error']); // debug OK if ($ isOk) {$ sizeOk = $ this-> checkSize ($ filed ['name'], $ filed ['size']); $ typeOk = $ this-> checkType ($ filed ['name'], $ filed ['type']); if ($ sizeOk & $ typeOk) {$ success = move_uploaded_file ($ filed ['tmp _ nam E '], $ this-> _ destination. $ filed ['name']); if ($ success) {$ this-> _ messages [] = $ filed ['name']. "File uploaded successfully";} else {$ this-> _ messages [] = $ filed ['name']. "File upload failed" ;}}}/ *** query the content of the messages array **/public function getMessages () {return $ this-> _ messages ;} /*** check the size of the uploaded file * @ param mix $ string * @ param int $ size */public function checkSize ($ filename, $ size) {if ($ size = 0) {return false;} else if ($ size> $ This-> _ max) {$ this-> _ messages [] = "the file size exceeds the upload limit ". $ this-> getMaxsize (); return false;} else {return true ;}} /*** check the type of the uploaded file * @ param mix $ filename * @ param mix $ type */protected function checkType ($ filename, $ type) {if (! In_array ($ type, $ this-> _ permited) {$ this-> _ messages [] = "this file type is not an allowed Upload type"; return false ;} else {return true ;}/ *** get file size **/public function getMaxsize () {return number_format ($ this-> _ max/1024, 1 ). 'KB';}/*** check Upload error * @ param mix $ filename * @ param int $ error **/public function checkError ($ filename, $ error) {switch ($ error) {case 0: return true; case 1: case 2: $ this-> _ messages [] = "The file is too large! "; Return true; case 3: $ this-> _ messages [] =" file upload error! "; Return false; case 4: $ this-> _ messages [] =" no file is selected! "; Return false; default: $ this-> _ messages [] =" system error! "; Return false ;}}?>