Determines whether the specified character code is full-width or half-width.
npm install @lazy-cjk/fullhalf-char-code
``bashyarn add @lazy-cjk/fullhalf-char-codeyarn-tool add @lazy-cjk/fullhalf-char-codeyt add @lazy-cjk/fullhalf-char-code``
bashyarn add @lazy-cjk/fullhalf-char-codeyarn-tool add @lazy-cjk/fullhalf-char-codeyt add @lazy-cjk/fullhalf-char-code