ASCII compatibles and not compatibles characters encoding
问题 What is an example of a character encoding which is not compatible with ASCII and why isn't it? Also, what are other encoding which have upward compatibility with ASCII (except UTF and ISO8859, which I already know) and for what reason? 回答1: There are EBCDIC-based encodings that are not compatible with ASCII. For example, I recently encountered an email that was encoded using CP1026 , aka EBCDIC 1026. If you look at its character table, letters and numbers are encoded at very different