The original solution has many flaws. Arguments and return types are not what they should be in most cases (by value vs. by reference and also for the constness). No code reuse and also some operators are not doing what would be intuitive like the unary minus.
Information here is much more useful and exact:
This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)
General News Suggestion Question Bug Answer Joke Praise Rant Admin
Use Ctrl+Left/Right to switch messages, Ctrl+Up/Down to switch threads, Ctrl+Shift+Left/Right to switch pages.