The full-width half-width converter provides full-width and half-width conversion tool, which is very convenient to switch full-width and half-width characters. The full-width refers to one character occupying two standard character positions, and a half-width character occupies a standard character position, and the full-width half-width difference is.
1. The full corner occupies two bytes, and the half corner occupies one byte
2. The full-width character is the character of the ASCII method.
3. When the Chinese character input method is not used, the alphanumeric characters and characters are all half-width.