zaladuj.php

    <?php
    if(isset($_FILES['image'])){
         $errors= array();
         $file_name = $_FILES['image']['name'];
         $file_size =$_FILES['image']['size'];
         $file_tmp =$_FILES['image']['tmp_name'];
         $file_type=$_FILES['image']['type'];
         $extensions= array("jpeg","jpg","png", "webp", "pdf");

         foreach($file_name as $key => $value){
             $tmp = explode('.',$_FILES['image']['name'][$key]);
             $file_ext = strtolower(end($tmp));

             if(in_array($file_ext,$extensions)=== false){
                 $errors[]="Rozszerzenie niedozwolone.";
             }

             if($file_size[$key] > 2097152){
                 $errors[]='Plik nie może byc wiekszy niż 2 MB.';
             }
         }

         if(empty($errors)==true){
             foreach($file_name as $key => $value){
                 move_uploaded_file($file_tmp[$key],"pliki/".$file_name[$key]);
                 echo "Pliki poprawnie wyslane!";
             }
         }

         else{
         print_r($errors);
         }
     }
    ?>