.txt.txt

The system MUST identify files ending in .txt.txt as plain text files, similar to .txt files.

This document outlines a functional specification for implementing a robust double-extension .txt.txt handler, designed to safely manage scenarios where text files are inadvertently saved with dual extensions, preventing common data loss or security issues. Feature Specification: .txt.txt Extension Handler Draft Version: 1.0 1. Purpose

Default text editors (e.g., Notepad, TextEdit) SHOULD open .txt.txt files directly. .txt.txt

When a user attempts to save a file as .txt.txt , a warning should appear stating: "The extension '.txt.txt' is unusual. Did you mean '.txt'?" This helps prevent user confusion. To make this feature even better, let me know:

if filename.endswith(".txt.txt"): safe_filename = filename.replace(".txt.txt", ".txt") # Log incident for user warn_user("Double extension detected. Renaming for safety.") Use code with caution. Copied to clipboard The system MUST identify files ending in

The system MUST flag .txt.txt files in email attachments or download folders for potential spoofing. 3. Implementation Logic Detection: Scan for file extension regex: ^.*\.txt\.txt$ Handling Rule:

The "Save As" dialogue MUST prompt the user to normalize the file to a single .txt extension. Purpose Default text editors (e

Ensure File Open Dialogues include *.txt.txt in the "Plain Text Files" filter. 4. User Experience