upperRoman property
Uppercase ASCII Roman numerals (e.g., I, II, III, ..., XCVIII, XCIX, C).
Implementation
static final upperRoman = CounterStyle.define(
name: 'lower-roman',
system: System.additive,
range: const IntRange(min: 1, max: 3999),
additiveSymbols: {
1000: 'M',
900: 'CM',
500: 'D',
400: 'CD',
100: 'C',
90: 'XC',
50: 'L',
40: 'XL',
10: 'X',
9: 'IX',
5: 'V',
4: 'IV',
1: 'I'
},
);