Search results for: "file archiving"

Can you provide an example of using the "!" operator with in_array in PHP for checking prohibited file extensions in an upload script?

When uploading files, it's important to validate the file extensions to prevent users from uploading potentially harmful files. One way to do this is...

Are there any recommended best practices or coding conventions for handling special characters in PHP file writing operations to avoid unwanted escaping?

Special characters in PHP file writing operations can sometimes cause issues with escaping, leading to unexpected results or errors. To avoid this, it...

Are there any alternative methods to set file permissions for PHP scripts on a local Apache test server running on Windows XP?

Setting file permissions for PHP scripts on a local Apache test server running on Windows XP can be done using the `chmod` function in PHP. However, s...

How can PHP be used to separate and extract relevant data from a text file containing survey responses with tab-delimited columns?

To separate and extract relevant data from a text file containing survey responses with tab-delimited columns, we can use PHP's file handling function...

Is it possible to directly save a CSV file on a client's machine using PHP without first saving it on the server?

It is not possible to directly save a CSV file on a client's machine using PHP without first saving it on the server. However, you can prompt the user...