Easy Backward Compatibility

This one’s a practical coding article, one that I haven’t done in quite a while. It’s something I’ve come across often over the years so I’ve always wanted to have an article to point people to, so here it is. Here’s the premise: you’re making a game (or really any program) that reads data, whether that’s game data, config files, save files and so on. When these files get extended (like adding new fields or even changing the meaning of existing fields), you want the old files to still be usa...