fullWidthRegStr top-level property
The pattern used by the fullWidthReg regular expression. The pattern matches any string that contains only full-width characters. The pattern allows for optional leading and trailing digits, an optional decimal point,
Implementation
String fullWidthRegStr =
r'[^\u0020-\u007E\uFF61-\uFF9F\uFFA0-\uFFDC\uFFE8-\uFFEE0-9a-zA-Z]';