roman: Roman numerals
In rebus.numbers: Numeric Extensions for the 'rebus' Package
roman R Documentation
Roman numerals
Description
Match roman numerals.
Usage
ROMAN
roman(lo, hi)
Arguments
lo
A non-negative integer. Minimum number of repeats, when grouped.
hi
positive integer. Maximum number of repeats, when grouped.
Format
An object of class regex (inherits from character) of length 1.
See Also
as.roman
Examples
# Constant form and character class
ROMAN
roman()
x <- c("MMMDCCCXLVIII", "MMMCMDCCCXLVIIV")
rx <- rebus.base::exactly(roman())
grepl(rx, x)
rebus.numbers documentation built on Aug. 8, 2025, 7:25 p.m.
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| roman | R Documentation |
Roman numerals
Description
Match roman numerals.
Usage
ROMAN
roman(lo, hi)
Arguments
lo |
A non-negative integer. Minimum number of repeats, when grouped. |
hi |
positive integer. Maximum number of repeats, when grouped. |
Format
An object of class regex (inherits from character) of length 1.
See Also
as.roman
Examples
# Constant form and character class
ROMAN
roman()
x <- c("MMMDCCCXLVIII", "MMMCMDCCCXLVIIV")
rx <- rebus.base::exactly(roman())
grepl(rx, x)
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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