PHP sample code for uploading multiple files and images

 $uptypes=array(
//Upload file ContentType format
 'image/jpg',
 'image/jpeg',
 'image/png',
 'image/pjpeg',
 'image/gif',
 'image/bmp',
 'image/x- png',
 'application/msword',//doc
 'application/vnd.openxmlformats-officedocument.wordprocessingml.document',//docx
 'application/vnd.openxmlformats-officedocument.presentationml.presentation',//pptx
 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',//xlsx
 'text/plain'
 );
/**
* PHP multi-file, multi-image upload
* by bbs.it-home.org
*/
$max_file_size=2000000; //Upload file size limit, unit BYTE
$dir="upload/"; //Upload file path
if ($_SERVER['REQUEST_METHOD'] == 'POST')
{
 $file = $_FILES['upfile']['name'];
 foreach($file as $key=>$item){
 if($item != ''){
 if (!is_uploaded_file($_FILES['upfile']['tmp_name'][$key]))/ /Whether the file exists
 {
 echo "The picture does not exist!";
 exit;
 }
 if($max_file_size < $_FILES['upfile']['size'][$key])//Check the file size
 {
 echo "The file is too big!";
 exit;
 }
 if(!file_exists($dir))
 {
 mkdir($dir);
 }
 $filename=$_FILES['upfile']['tmp_name '][$key];
 $image_size = getimagesize($filename);
 $pinfo = pathinfo($file[$key]);

 $ftype = $pinfo['extension'];
 $destination = $dir .time().$file[$key];
 if (file_exists($destination) && $overwrite != true)
 {
 echo "The file with the same name already exists";
 exit;
 }

 if(!move_uploaded_file ($filename, $destination))
 {
 echo "Error moving file";
 exit;
 }
 $pinfo=pathinfo($destination);
 $fname=$pinfo['basename'];
 echo " < font color=red>has been successfully uploadedFile name: ".$dir.$fname."";
 echo " Width: ".$image_size[0];
 echo " Length: ".$image_size[1];
 echo " Size: ".$_FILES['upfile']['size']." bytes" ;

}

 echo "Image preview:";
 echo " ";
 echo "";
 }
 }

 ?>




 < input type="submit" name="submit" id="submit" value="button"/>

Instructions: When uploading, you need to upload two, otherwise an error will be reported. The code is not very complete, it just gives an idea for learning reference only.