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World Infromation / Blog : No.10266 : 半角全角








Posted by on September 11, 2012 at 22:02:14:

In Reply to: Computers and Internet posted by on June 29, 2011 at 09:40:16:


快速切换半角,全角
SHIFT+SPACE(空格)在中文输入状态下可以在半角和全角之间快速切换

全角:是指中GB2312-80(《信息交换用汉字编码字符集·基本集》)中的各种符号。全角时输入的英文字母及数字与汉字等大 ,全角占两个字节。

半角:是指英文件ASCII码中的各种符号。这时输入的英文字母及数字不与汉字等大为汉字一半。在没有汉字输入法起做用的时候输入的字母数字和字符都是半角的,半角占一个字节

半角全角主要是针对标点符号来说的,全角标点占两个字节,半角占一个字节,而不管是半角还是全角,汉字都还是要占两个字节。


在编程序的源代码中只能使用半角标点(不包括字符串内部的数据)







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