You can download the file by selecting the Save File radio button and pressing the OK button.

The file size of the rose.jpg image is 27.2 KB, as shown in the dialog box. The following output will appear after clicking the download link of the image file. The readfile() function is used with the filename only, here. The flush() function is used to clear the output buffer. The basename() function is used to retrieve the filename, and the filesize() function is used to read the size of the file in bytes, which will be shown in the opening dialog box to download the file. Next, the header() function is used to set the necessary header information before using the readfile() function. If the variable is defined, the file_exists() function is used to check whether the file exists in the server. Here, the isset() function is used to check whether the $_GET is defined.

We will create the PHP file with the following code to download the file forcibly. In this example, we will create an HTML file with the following code, where the file name will be passed as a parameter of the URL named path, and the value of this parameter will be passed to the PHP file named download.php. The uses of this function are shown in the following two examples. This function returns the number of bytes read from the file mentioned in the first argument. The third argument, $context, is used to indicate the context stream resource. The default value of the second parameter, $use_include_path, is false and will be set to true if the filename with the path is used in the first argument. The first argument, $filename, stores the filename or filename with the path that will download. The first argument is mandatory, and the other two arguments are optional. The syntax of this function is given below. The readfile() function is used in PHP script to forcibly download any file of the current location, or the file with the file path. The solution to this problem is to download the file forcibly using the built-in PHP readfile() function. In the same way, when you click on PDF and TEXT file links, the content of the file will be opened in the browser without downloading the file. You must save the file to make a copy of the image file in the local drive. If you click on the image file, the image will be opened automatically in the browser, as shown in the following output. The user can then download the file or open the file in the archive manager. The following dialog box will appear to download the file after clicking the zip file link.

Html and php viewer