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任务是 - 考虑西班牙语短语

 "¡Aquí!"

在 ISO-8859-1 编码中它将有多少字节?UTF-8 有多少个?UTF-16 有多少个?UTF-32 有多少个?

我的解决方案是

- ISO 8859-1 = 6 bytes
- UTF-8 =8 bytes
- UTF-16 = 12 bytes
- UTF-32 = 24 bytes

那正确吗?

- ISO 8859-1 = 6 (6*1) (ISO 8859-1 is a single-byte encoding)

- UTF – 8 = 2+1+1+1+2+1=8 (1byte for ASCII character: A, q, u, ! are ASCII 
  characters    (0 till 127), ¡ and í are 2 bytes each, their values are 161 
  and 237 correspondingly).

- UTF16 = 12 (6*2) (2 bytes for 0-FFFF (65535)

- UTF32 = 24 (6*4) (4 bytes for everything)
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1 回答 1

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  • ISO 8859-1 = 6 字节
  • UTF-8 =8 字节
  • UTF-16 = 12 字节
  • UTF-32 = 24 字节

那正确吗?

是的。

(您尚未考虑 UTF-16 和 UTF-32 的字节顺序标记,它会分别添加两个和四个字节,但对于家庭作业问题来说,这是一个可以接受的答案。)

于 2014-05-18T07:11:15.853 回答