Codeigniter 4 Force File Download _hot_

: Set to null if the first parameter is a path. If you want to download a string as a file, pass the data here. 2. Customizing the Download Name

You can generate file content on the fly (e.g., CSV or text) without saving it to the server first: codeigniter 4 force file download

public function downloadText() { $data = "ID,Name,Email\n1,John Doe,john@example.com"; return $this->response->download('users.csv', $data); } Use code with caution. 4. Handling Large Files (Streaming) : Set to null if the first parameter is a path