字符编码的故事:ASCII,GB2312,Unicode,UTF-8,UTF-16

'国标GB2312编码自学教程' tutorials were cited in a CSDN.NET blog in 2016.

The 国标GB2312编码自学教程 tutorials were cited in a CSDN.NET blog in 2016.

Subject: 字符编码的故事:ASCII,GB2312,Unicode,UTF-8,UTF-16
Date: Apr 6, 2016
Author: ARM的程序员敲着诗歌的梦
Source: http://blog.csdn.net/longintchar/article/details/51079340

由于好奇,我非常想搞清楚关于字符编码的疑惑。比如Unicode,UTF-8,UTF-16,
以及有BOM,无BOM之前的区别和联系。参考了很多资料后,我终于初步理解了。
在这里总结成博文,希望对读者有所帮助。如果有什么错误,还请您不吝赐教。

字符: 字符是各种文字和符号的总称,包括各国家文字、标点符号、图形符号、数字等,
甚至还可以包括无法显示的字符(比如ASCII标准定义了128个字符,
其中33个字符无法显示)。

字符表与字符集: 为了使计算机能够处理字符信息,首先要决定选取哪些字符。
这样就形成了一个集合,或者说一个表,称为字符表(character repertoire)。
当然,也可以认为这就是一个字符集(character set)。

例如,将所有的英文字母放在一起可以组成一个字符集,将所有的汉字放在一起可以
组成一个字符集,等等。

...

参考资料
 [0] 《标准C语言指南》(电子工业出版社,李忠)
 [1] https://www.herongyang.com/gb2312_gb
        /GB2312-to-Unicode-Row-72-E8A1-E8FE.html
 [2] http://www.letiantian.me/2015-03-02-character-encoding/
 [3] http://cenalulu.github.io/linux/character-encoding/
 ...

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