Converts character to full-width/half-width character.

Full-width/half-width character conversion mapping data

Determines whether the specified character code is full-width or half-width.

convert full/half width, Chinese/Japanese number, 中日漢字轉換... others util helper

Convert Japanese characters between full-width (全角) and half-width (半角) including Katakana, numbers, and punctuation

Coverts characters width