PHP readfile () Function. The readfile () function reads a file and writes it to the output buffer. Assume we have a text file called "webdictionary.txt", stored on the server, that looks like this: The PHP code to read the file and write it to the output buffer is as follows (the readfile () function returns the number of bytes read on success):Here is a basic example of how an image file with certain restrictions (listed below) can be uploaded to the server. Existence of the image. Image extension validationDec 10, 2022 · Table Of Contents. Single File Upload. Multiple Files Upload. Tìm hiểu về metadata file. Tìm hiểu về thuộc tính accept trên file. Quản lý nội dung của tập tin file The "upload.php" file contains the code for uploading a file: <?php $target_dir = "uploads/"; $target_file = $target_dir . basename ($_FILES["fileToUpload"] ["name"]); $uploadOk = 1; $imageFileType = strtolower (pathinfo ($target_file,PATHINFO_EXTENSION)); // Check if image file is a actual image or fake image if(isset($_POST["submit"])) { A file with the PHP file extension is a PHP source code file that contains Hypertext Preprocessor code. They are often used as web page files that generate HTML from a PHP engine running on a web server. The HTML content that the PHP engine creates from the code is what's seen in the web browser. Since the web server is where the PHP code is ...Mar 15, 2022 · Click on the Advanced system settings link in the left column. From the System Properties window, click on the Advanced tab, and then click on the Environment Variables button at the bottom. Select the Path variable from the System Variables section, and then click on Edit. Add: c:\php to your system path. HOME > PHP > PHP Forum > ต้องการให้ UploadFile ขึ้นServer เฉพาะนามสกุล .pdf .doc. rar ครับ รบกวนด้วยครับ เริ่มหัวข้อใหม่If "large files" (ie: 50 or 100 MB) fail, check this:It may happen that your outgoing connection to the server is slow, and it may timeout not the "execution time" but the "input time", which for example in our system defaulted to 60s.ไฟล์ php ที่จะบันทึกข้อมูล (INSERT INTO) ที่กรอกในฟอร์มลงใน database ให้ตั้งชื่อไฟล์ว่า add_file_db.php นะครับ เพราะเราให้ฟอร์ม upload file ส่งค่า (action) มาที่ไฟล์นี้ หรือให้ ...If "large files" (ie: 50 or 100 MB) fail, check this:It may happen that your outgoing connection to the server is slow, and it may timeout not the "execution time" but the "input time", which for example in our system defaulted to 60s.At the very least, you want a plain text editor, as PHP will be plain text. However, PHP is a programming language, so you are better off using a proper PHP editor which will make it look easier to read and edit. There are many available, depending on your operating system and budget, but if you just want to see what the file is, notepad will do.PHP - File Uploading. A PHP script can be used with a HTML form to allow users to upload files to the server. Initially files are uploaded into a temporary directory and then relocated to a target destination by a PHP script. Information in the phpinfo.php page describes the temporary directory that is used for file uploads as upload_tmp_dir ... What Is a PHP File? How Do I Open One? A file with the .php file extension is a plain-text file that contains the source code written in the PHP (it's a recursive acronym meaning PHP: Hypertext Preprocessor) programming language. PHP is often used to develop web applications that are processed by a PHP engine on the web server.To Whom, deailing with share hosting environment and still chance to have Current PHP less than 7.0 Who does not have dirname( __FILE__, 2 ); it is possible to use following.Skip empty lines in the file. The file () function returns an array in which each element corresponds to a line of the file. If you don’t want to include the newline character in each array element, you can use the FILE_IGNORE_NEW_LINES flag. To skip empty lines, you can use the FILE_SKIP_EMPTY_LINES option. Note that the file () function ...HOME > PHP > PHP Forum > ต้องการให้ UploadFile ขึ้นServer เฉพาะนามสกุล .pdf .doc. rar ครับ รบกวนด้วยครับ เริ่มหัวข้อใหม่Feb 17, 2021 · If you are using PHP 7.0 and above then the best way to navigate from your current directory or file path is to use dirname(). This function will return the parent directory of whatever path we pass to it. In PHP 7 and above we can specify how many levels we would like to move. Dec 2, 2010 · I'm curious how to upload file through FTP using PHP. Let's say I have upload form and user have uploaded a file. How to transfer the file (without moving from temp directory) to some FTP host usin... Apr 29, 2021 · Tạo upload script trong PHP. Có một biến PHP toàn cục là $_FILES. Biến này là một mảng mảng liên hợp và giữ tất cả thông tin liên quan đến file được tải lên. Vì vậy, nếu giá trị gán cho thuộc tính name của input trong form upload là file, khi đó PHP có thể tạo 5 biến sau ... Nov 12, 2022 · In my case WordPress Activate themes name is Twenty Twenty, let’s go to the Themes Files option and click on 404.php ( 404 Template ) and replace all content with malicious php code and click update file. We already start our netcat listener’ let’s navigate the themes uploaded URL and execute the Reverse Shell. type: Kiểu dữ liệu của file. tmp_name: Đường dẫn tạm của file ở trên server. error: Trạng thái của file. 0 là không có lỗi ( xem thêm) size: Dung lượng của file ở đây đơn vị là bytes. -Và upload hoàn tất thì chúng ta dùng hàm move_uploaded_file () với cú pháp: move_uploaded_file ...May 27, 2023 · To upload multiple files in PHP: Set the HTML form to accept multiple files. <form action="UP.PHP" enctype="multipart/form-data">. <input type="file" name="up []" multiple required>. <input type="submit" value="Upload File">. </form>. Loop through the uploaded files in PHP and save them. Here are all steps (in short) to run PHP program in XAMPP. Step 1: First of all, open the Apache Friends website, The download and install XAMPP for Windows. Step 2: Open the XAMPP Program Control Panel and start “Apache Web Server”. (NB: If your PHP scripts need MySQL database to work, Start “MySQL” service as well)May 27, 2023 · STEP 1) HTML FILE UPLOAD FORM. 1-upload.html. <form action="2-upload.php" method="post" enctype="multipart/form-data"> <input type="file" name="upfile" required> <input type="submit" value="Upload"> </form>. That’s right, this is just a “normal” HTML form with an <input type="file"> field. Sep 12, 2012 · This is important to upload image from html form using php. <input type=”submit” /> This is a button and form knows when this is pressed we have to send entered data and files to process.php or whatever is in form action. Note: Name attribute in field required as its used to receive data of that field with PHP. <input type="file" name="up" required> <input type="submit" value="Upload"> </form> Save the uploaded file in PHP. move_uploaded_file ($_FILES ["up"] ["tmp_name"], $_FILES ["up"] ["name"]); That’s all for the basics, but let us walk through more examples in this guide – Read on! TLDR – QUICK SLIDES Fullscreen Mode – Click Here TABLE OF CONTENTSempty関数 と is_uploaded_file関数 を使って、ファイルがPOST通信でアップロードされているかを確認します。. ここで問題ない場合、仮ファイルを move_uploaded_file関数 で「 upload_pic.jpg 」というファイル名で保存します。. なお、ファイル形式（MIMEタイプ）やサイズ ...C# (CSharp) PackHandler UpFile - 3 examples found. These are the top rated real world C# (CSharp) examples of PackHandler.UpFile extracted from open source projects. You can rate examples to help us improve the quality of examples.So if someone still manages to upload a PHP file, for example a PHP file disguised as an image, it still won’t run. php_flag engine off Our file upload process is now secure. 🎉. Conclusion. We’ve written a basic form with file input element, to handle the upload we created a PHP file that moves the uploaded image to a directory on the ...创建上传脚本. 通过使用 PHP 的全局数组 $_FILES，你可以从客户计算机向远程服务器上传文件。. 第一个参数是表单的 input name，第二个下标可以是 "name"、"type"、"size"、"tmp_name" 或 "error"。. 如下所示：. 这是一种非常简单文件上传方式。. 基于安全方面的考虑，您 ...Stack Overflow Public questions & answers; Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Talent Build your employer brand创建上传脚本. 通过使用 PHP 的全局数组 $_FILES，你可以从客户计算机向远程服务器上传文件。. 第一个参数是表单的 input name，第二个下标可以是 "name"、"type"、"size"、"tmp_name" 或 "error"。. 如下所示：. 这是一种非常简单文件上传方式。. 基于安全方面的考虑，您 ...save-upfile.php This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.Jul 22, 2012 · doesn't matter what the user uploads - it's what you do with it later. .docx IS zipped xml, but I have no idea what the browser will send as a mime type. there's no easy way of making sure it is a valid docx, because it is just a zip file - nothing says a malicious user can't add some extra stuff to the payload using standard zip tools, and you'd never know unless you examined every file in ... Here are all steps (in short) to run PHP program in XAMPP. Step 1: First of all, open the Apache Friends website, The download and install XAMPP for Windows. Step 2: Open the XAMPP Program Control Panel and start “Apache Web Server”. (NB: If your PHP scripts need MySQL database to work, Start “MySQL” service as well) You'll start with the basics, learning how PHP works and writing simple PHP loops and functions. Then you'll build up to coding classes for simple object-oriented programming (OOP). Along the way, you'll learn all the most important skills for writing apps for the web: you'll get a chance to practice responding to GET and POST requests, parsing ...The move_uploaded_file () function takes two parameters: 1. File source: By using the $_FILES ['pdf'] ['tmp_name'] we were able to pass the file path. 2. Destination: We specified the uploaded ...Form upload file trong php. Tiếp đến các bạn tạo 1 folder cùng cấp với file form_upload.php có tên là upload. Thư mục này chúng ta sẽ sử dụng để chứa file upload. 2. Thực thi việc upload file trong php. Ở phần này, chúng ta sẽ tiến hành viết code thực thi việc upload như sauset 644 permission for all files and 755 for all directories. sudo find /var/www/your-project-path -type f -exec chmod 644 {} \; sudo find /var/www/your-project-path -type d -exec chmod 755 {} \; we will give proper read and write permission for files and folders. This was written in 2017 for around version 5.1~5.2. There are 7 values that can be returned. Here is a list of them and what each one means. block: block special device. char: character special device. dir: directory. fifo: FIFO (named pipe) file: regular file. link: symbolic link. unknown: unknown file type.Warning: Undefined array key "upfile" in C:\xampp\htdocs\upload.php on line 37 Warning: Trying to access array offset on value of type null in C:\xampp\htdocs\upload ...Stack Overflow Public questions & answers; Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Talent Build your employer branddoesn't matter what the user uploads - it's what you do with it later. .docx IS zipped xml, but I have no idea what the browser will send as a mime type. there's no easy way of making sure it is a valid docx, because it is just a zip file - nothing says a malicious user can't add some extra stuff to the payload using standard zip tools, and you'd never know unless you examined every file in ...Aug 21, 2023 · Method 1: Contact Your WordPress Hosting Provider. Method 2: Create or Edit an Existing php.ini file. Method 3: Add Code to Your WordPress Theme functions.php File. Method 4: Add Code to Your .htaccess File. Method 5: Use a WordPress Plugin to Increase File Upload Size. Mar 1, 2022 · In this article, we will learn how to upload a file using PHP. Let us first understand some basic configurations. Approach: In your “ php.ini ” file, search for the “file_uploads” parameter and set it to “On” as mentioned below. ProjectSend is a free, open source software that lets you share files with your clients, focused on ease of use and privacy. It supports clients groups, system users roles, statistics, multiple languages, detailed logs... and much more! open-source php file-sharing self-hosted free-software projectsend clients-oriented. Updated on Jun 1. Oct 2, 2013 · Welcome to Stack Overflow! While this code snippet may solve the question, including an explanation really helps to improve the quality of your post. Remember that you are answering the question for readers in the future, and those people might not know the reasons for your code suggestion. doesn't matter what the user uploads - it's what you do with it later. .docx IS zipped xml, but I have no idea what the browser will send as a mime type. there's no easy way of making sure it is a valid docx, because it is just a zip file - nothing says a malicious user can't add some extra stuff to the payload using standard zip tools, and you'd never know unless you examined every file in ...type: Kiểu dữ liệu của file. tmp_name: Đường dẫn tạm của file ở trên server. error: Trạng thái của file. 0 là không có lỗi ( xem thêm) size: Dung lượng của file ở đây đơn vị là bytes. -Và upload hoàn tất thì chúng ta dùng hàm move_uploaded_file () với cú pháp: move_uploaded_file ...Aug 1, 2023 · The server finds out that this file needs to be interpreted by PHP because you used the ".php" extension, which the server is configured to pass on to PHP. Think of this as a normal HTML file which happens to have a set of special tags available to you that do a lot of interesting things. If you have a directory in a *nix environment where you store all of your file uploads and your php script only seems to work when permissions for that directory are set to 777, here's how to fix it so that you can have the security benefits of 755 while still allowing your php scripts to work, including the move_uploaded_file().The "upload.php" file contains the code for uploading a file: <?php $target_dir = "uploads/"; $target_file = $target_dir . basename ($_FILES["fileToUpload"] ["name"]); $uploadOk = 1; $imageFileType = strtolower (pathinfo ($target_file,PATHINFO_EXTENSION)); // Check if image file is a actual image or fake image if(isset($_POST["submit"])) {Here are all steps (in short) to run PHP program in XAMPP. Step 1: First of all, open the Apache Friends website, The download and install XAMPP for Windows. Step 2: Open the XAMPP Program Control Panel and start “Apache Web Server”. (NB: If your PHP scripts need MySQL database to work, Start “MySQL” service as well)Description . Semcms Shop v4.2 was discovered to contain an arbitrary file uplaod vulnerability via the component SEMCMS_Upfile.php. This vulnerability allows attackers to execute arbitrary code via uploading a crafted PHP file.Dec 3, 2016 · Stack Overflow Public questions & answers; Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Talent Build your employer brand save-upfile.php This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. name="upfile[]" The uploaded files will be accepted as an array in PHP $_FILES["upfile"]. multiple Self-explanatory. Sets the file input field to accept multiple files.Bước 1: Bạn sẽ khởi tạo 4 file như trong hình. photo: dùng để lưu hình ảnh trên máy tính. connect.php; kết nối tới Database. style; thêm CSS để trang trí form. upload.php; file upload ảnh. xuly.php; xử lý ảnh sau khi upload. Tạo 1 cơ sở dữ liệu Database tên là ‘ upload_image ‘ => sau đó ... Mar 20, 2022 · Undefined variable エラーの発生原因と修正案. 「Undefined variable」 というPHPエラーは指定している変数が定義されていない場合に発生するエラーです。. このエラーは警告（Warning）に分類されています。. 以下のサンプルコードはこのエラーが発生するシンプルな ... Edit php.ini file and change the value like this. post_max_size = 100M upload_max_filesize = 100M. In the above you can set any value as per your requirement. Step 3: Restart the httpd or Nginx or apache and PHP service, or as per setup, you can restart the web service.创建上传脚本. 通过使用 PHP 的全局数组 $_FILES，你可以从客户计算机向远程服务器上传文件。. 第一个参数是表单的 input name，第二个下标可以是 "name"、"type"、"size"、"tmp_name" 或 "error"。. 如下所示：. 这是一种非常简单文件上传方式。. 基于安全方面的考虑，您 ... ไฟล์ php ที่จะบันทึกข้อมูล (INSERT INTO) ที่กรอกในฟอร์มลงใน database ให้ตั้งชื่อไฟล์ว่า add_file_db.php นะครับ เพราะเราให้ฟอร์ม upload file ส่งค่า (action) มาที่ไฟล์นี้ หรือให้ ...Mar 15, 2022 · Click on the Advanced system settings link in the left column. From the System Properties window, click on the Advanced tab, and then click on the Environment Variables button at the bottom. Select the Path variable from the System Variables section, and then click on Edit. Add: c:\php to your system path. Nov 16, 2016 · I'm having a problem with php approving my file upload. I want the user to only upload .xml files. But it doesn't work. Here is my html form: <form action="upload2.php" method="post" enctype=" Mar 20, 2022 · Undefined variable エラーの発生原因と修正案. 「Undefined variable」 というPHPエラーは指定している変数が定義されていない場合に発生するエラーです。. このエラーは警告（Warning）に分類されています。. 以下のサンプルコードはこのエラーが発生するシンプルな ... Notes: 1 - mysql_* extensions were deprecated long time ago, use mysqli or PDO prepared statements. 2 - Windows users must uncomment extension=php_fileinfo.dll in php.ini to enable Fileinfo extension. From the docs (kudos @Jigar) 3 - Make sure a writable folder named uploads exists on the same dir as the php. Share.POST /?g=obj_app_upfile HTTP/1.1 Host: x.x.x.x Accept: */* Accept-Encoding: gzip, deflate Content-Length: 574 Content-Type: multipart/form-data; boundary ... PHP sticks your file in one it’s magical autoglobals, $_FILES. If all has gone according to plan, $_FILES will be populated with details about the file you’ve just uploaded. Note that PHP is set up to handle multiple file-uploads at the same time, so $_FILES is an array of files, and will be keyed by the name used in the file field.Aug 1, 2023 · There are 7 values that can be returned. Here is a list of them and what each one means. block: block special device. char: character special device. dir: directory. fifo: FIFO (named pipe) file: regular file. link: symbolic link. unknown: unknown file type. name="upfile[]" The uploaded files will be accepted as an array in PHP $_FILES["upfile"]. multiple Self-explanatory. Sets the file input field to accept multiple files.Undefined variable エラーの発生原因と修正案. 「Undefined variable」 というPHPエラーは指定している変数が定義されていない場合に発生するエラーです。. このエラーは警告（Warning）に分類されています。. 以下のサンプルコードはこのエラーが発生するシンプルな ...The "upload.php" file contains the code for uploading a file: <?php $target_dir = "uploads/"; $target_file = $target_dir . basename ($_FILES["fileToUpload"] ["name"]); $uploadOk = 1; $imageFileType = strtolower (pathinfo ($target_file,PATHINFO_EXTENSION)); // Check if image file is a actual image or fake image if(isset($_POST["submit"])) {May 27, 2023 · STEP 1) HTML FILE UPLOAD FORM. 1-upload.html. <form action="2-upload.php" method="post" enctype="multipart/form-data"> <input type="file" name="upfile" required> <input type="submit" value="Upload"> </form>. That’s right, this is just a “normal” HTML form with an <input type="file"> field. Method 1: Contact Your WordPress Hosting Provider. Method 2: Create or Edit an Existing php.ini file. Method 3: Add Code to Your WordPress Theme functions.php File. Method 4: Add Code to Your .htaccess File. Method 5: Use a WordPress Plugin to Increase File Upload Size.How make crawl or spider file.php for index.php 6 ; How to rename an uploaded image? PHP 3 ; Display text from combo box using multidimensional array 1 ; update uploade file 3 ; update data in php mysql 4 ; Distinguishing # types 2 ; Uploaded file name @ becomes _ 5 ; update textarea and php post/save big form - need setTimeout ? 8 ; Making a ... Điều đó đảm bảo cho Server của bạn không bị quá tải khi người dùng upload size quá lớn. Tuy nhiên chúng ta có thể thay đổi các tham số này bằng cách sau đây. Tiên chúng ta cần phải xác định file php.ini nằm ở đâu ở trên máy chủ của chúng ta. Để tìm file php.ini, cách ...Dịch vụ lưu trữ tệp tin miễn phí. Tải lên, chia sẻ tệp tin dễ dàng với bảo mật tốt. Hỗ trợ lưu trữ tệp tin lớn và an toàn cho mọi người dùngUpload, Share & Earn Money. With UpFiles, you get 25 GB of free storage, which you can use to upload files and share them with others to make money! We offer the highest CPMs without any limits!Stack Overflow Public questions & answers; Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Talent Build your employer brandFILE_USE_INCLUDE_PATH - Search for the file in the include_path (in php.ini) FILE_IGNORE_NEW_LINES - Skip the newline at the end of each array element. FILE_SKIP_EMPTY_LINES - Skip empty lines in the file. context. Optional. Specifies the context of the file handle. Context is a set of options that can modify the behavior of a stream.If "large files" (ie: 50 or 100 MB) fail, check this:It may happen that your outgoing connection to the server is slow, and it may timeout not the "execution time" but the "input time", which for example in our system defaulted to 60s.Notes: 1 - mysql_* extensions were deprecated long time ago, use mysqli or PDO prepared statements. 2 - Windows users must uncomment extension=php_fileinfo.dll in php.ini to enable Fileinfo extension. From the docs (kudos @Jigar) 3 - Make sure a writable folder named uploads exists on the same dir as the php. Share.Dec 15, 2020 · We’re going to create two PHP files: index.php and upload.php. The index.php file holds code which is responsible for displaying the file upload form. On the other hand, the upload.php file is responsible for uploading a file to the server. The "upload.php" file contains the code for uploading a file: <?php $target_dir = "uploads/"; $target_file = $target_dir . basename ($_FILES["fileToUpload"] ["name"]); $uploadOk = 1; $imageFileType = strtolower (pathinfo ($target_file,PATHINFO_EXTENSION)); // Check if image file is a actual image or fake image if(isset($_POST["submit"])) {
Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, Python, PHP, Bootstrap, Java, XML and more.. Where is the nearest domino
Feb 29, 2016 · ไฟล์ php ที่จะบันทึกข้อมูล (INSERT INTO) ที่กรอกในฟอร์มลงใน database ให้ตั้งชื่อไฟล์ว่า add_file_db.php นะครับ เพราะเราให้ฟอร์ม upload file ส่งค่า (action) มาที่ไฟล์นี้ หรือให้ ... {"payload":{"allShortcutsEnabled":false,"fileTree":{"":{"items":[{"name":".idea","path":".idea","contentType":"directory"},{"name":".settings","path":".settings ...All it does is display: Hello World using the PHP echo statement. Note that the file does not need to be executable or special in any way. The server finds out that this file needs to be interpreted by PHP because you used the ".php" extension, which the server is configured to pass on to PHP.Stack Overflow Public questions & answers; Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Talent Build your employer brandAug 21, 2023 · Method 1: Contact Your WordPress Hosting Provider. Method 2: Create or Edit an Existing php.ini file. Method 3: Add Code to Your WordPress Theme functions.php File. Method 4: Add Code to Your .htaccess File. Method 5: Use a WordPress Plugin to Increase File Upload Size. stylingDirectives":null,"csv":null,"csvError":null,"dependabotInfo":{"showConfigurationBanner":false,"configFilePath":null,"networkDependabotPath":"/dev-aixel/PHP ...There may be several different php.ini files on your system depending on whether you’re running PHP on the command-line interface (CLI) or behind a web server such as Apache or NGINX. Here’s where you can find your php.ini file in common distributions of Linux. Default Configuration File Locations. Common Configuration DirectivesDec 10, 2022 · Table Of Contents. Single File Upload. Multiple Files Upload. Tìm hiểu về metadata file. Tìm hiểu về thuộc tính accept trên file. Quản lý nội dung của tập tin file Jan 11, 2019 · empty関数 と is_uploaded_file関数 を使って、ファイルがPOST通信でアップロードされているかを確認します。. ここで問題ない場合、仮ファイルを move_uploaded_file関数 で「 upload_pic.jpg 」というファイル名で保存します。. なお、ファイル形式（MIMEタイプ）やサイズ ... Aug 21, 2023 · Method 1: Contact Your WordPress Hosting Provider. Method 2: Create or Edit an Existing php.ini file. Method 3: Add Code to Your WordPress Theme functions.php File. Method 4: Add Code to Your .htaccess File. Method 5: Use a WordPress Plugin to Increase File Upload Size. name="upfile[]" The uploaded files will be accepted as an array in PHP $_FILES["upfile"]. multiple Self-explanatory. Sets the file input field to accept multiple files.With PHP, you can upload files or images to the server by writing minimal code. In this tutorial, we’ll show you how to upload file in PHP and build a PHP script to upload file to the directory on the server. With this example PHP file upload script you can upload all types of files including images to the server in PHP. Upload Form HTMLWarning: Undefined array key "upfile" in C:\xampp\htdocs\upload.php on line 37 Warning: Trying to access array offset on value of type null in C:\xampp\htdocs\upload ...PHP sticks your file in one it’s magical autoglobals, $_FILES. If all has gone according to plan, $_FILES will be populated with details about the file you’ve just uploaded. Note that PHP is set up to handle multiple file-uploads at the same time, so $_FILES is an array of files, and will be keyed by the name used in the file field..