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摘要： 一个完整的Unicode字符叫CodePoint一个Java char 叫代码单元code unit;The Unicode standard was originally designed as a fixed-width 16-bit characterencoding. It has since been changed to allow for characters whose representa-tion requires more than 16 bits. The range of legal code points is now U+0000 toU+10FFFF, usin 阅读全文