字符编码问题

Alex_ShengShen的博客[http://blog.youkuaiyun.com/shsalex/article/details/52104898] 有三篇文章。
1. 编码与乱码

Words and sentences in text are created from characters.

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youtube视频Characters, Symbols and the Unicode Miracle

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Unicode is not an encoding.
There are several ways to encode Unicode code points into bits.

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Unicode is one large standard effort which has catalogued and specified a number ⟷ character relationship for virtually all characters and symbols of every major language in use, which is hundreds of thousands of characters

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UTF-8, 16 and 32 are different sub-standards for how to encode this ginormous catalog of numbers to bytes, each with different size tradeoffs

Excusez-moi? = Excuse me?

所以Unicode只是character ⟷ number只是

Using Unicode, you can write a document containing virtually any language using any character you can type into a computer.