What do full-width characters mean?

Full-width characters refer to a state in which one character occupies two standard character positions. It is common in Chinese characters, specific English characters, graphic symbols and special characters. Corresponding to it are half-width characters, which occupy a standard character position, such as English letters, numbers and symbols. Full-width characters are primarily used for word processing and are not used by system commands.

#Full-width characters refer to a state in which one character occupies two standard character positions. Chinese characters, English characters that specify full-width, and graphic symbols and special characters in the national standard GB2312-80 are all full-width characters. On the computer screen, Chinese characters occupy the space of two English characters. This position is called "full width". Corresponding to full-width is half-width. Half-width characters occupy a standard character position. Usually English letters, numeric keys, and symbol keys are all half-width.

Full-width characters are mainly used for word processing, but general system commands do not use full-width characters. In addition, since the font size of Chinese, Japanese, Korean and other text languages ​​is much larger than 256, two bytes are used to store full-width characters, and each full-width character takes up two bytes of space.

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