Numeric value is a Unicode character property that applies only to numeric characters, which include fractions, subscripts, superscripts, Roman numerals, currency numerators, encircled numbers, and script-specific digits.

• 数值是一个仅应用于数值型字符的Unicode字符属性,数值型字符包括分数、下标、上标、罗马数字、货币分子、循环数和语言特有的数字。