hungarian-notation

This question already has an answer here: Lower case “k” in Cocoa 2 answers I've run across many examples of Core Foundation variables named k + someVariableNameHere or k + APILibraryName(2Char) + someVariableNameHere . What does this prefix K indicate? Examples include: kGLPFAStereo kCollectionLockBit kSetDebugOption Jarret Hardie The k means constant in hungarian notation... see Lower case "k" in Cocoa . This is a naming convention from the early days of macintosh programming. It indicates a constant. 来源： https://stackoverflow.com/questions/675816/what-does-the-k-prefix-indicate-in-apples

This question is to seek out good examples of Hungarian Notation, so we can bring together a collection of these. Edit: I agree that Hungarian for types isn't that necessary, I'm hoping for more specific examples where it increases readability and maintainability, like Joel gives in his article (as per my answer). Mark Cidade The problem with asking for good examples of Hungarian Notation is that everyone's going to have their own idea of what a good example looks like. My personal opinion is that the best Hungarian Notation is no Hungarian Notation . The notation was originally meant to