UnicodeGeneralCategory: Unicode General Categories
In rebus.unicode: Unicode Extensions for the 'rebus' Package
Description
Usage
Arguments
Format
Value
References
See Also
Examples
Description
Match a Unicode General Category.
Usage
Arguments
lo
A non-negative integer. Minimum number of repeats, when grouped.
hi
positive integer. Maximum number of repeats, when grouped.
char_class
TRUE or FALSE. Should the values be wrapped
into a character class?
Format
An object of class regex (inherits from character) of length 1.
Value
A character vector representing part or all of a regular expression.
References
Table 12 of the Unicode Standard Annex #44 defines the Unicode
General Categories.
http://www.unicode.org/reports/tr44
You can see which characters are contained in a category by visiting, e.g.,
http://www.fileformat.info/info/unicode/category/Nd/list.htm
See Also
Examples
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# Classes
ugc_lowercase_letter()
ugc_decimal_number()
ugc_paragraph_separator()
ugc_currency_symbol()
# With repetition
ugc_nonspacing_mark(3, 6)
ugc_separator(1, Inf)
ugc_dash_punctuation(0, Inf)
# Without a class wrapper
ugc_titlecase_letter(char_class = FALSE)
# Constants
UGC_UPPERCASE_LETTER
UGC_LETTER_NUMBER
UGC_MATH_SYMBOL
UGC_FORMAT_CONTROL
## Not run:
# All the Unicode general categories.
# Not run, since it generates lots of output
ls("package:rebus.unicode", pattern = "^ugc")
## End(Not run)
# Usage
library(rebus.base)
x <- "I exchanged $1000 for \u20ac665.41 and \u00a3243.13."
(rx <- capture(ugc_currency_symbol()) %R%
capture(
ugc_decimal_number(1, Inf) %R%
optional(group("." %R% ugc_decimal_number(2)))
)
)
stringi::stri_match_all_regex(x, rx)
rebus.unicode documentation built on May 2, 2019, 6:40 a.m.
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Description Usage Arguments Format Value References See Also Examples
Description
Match a Unicode General Category.
Usage
Arguments
lo |
A non-negative integer. Minimum number of repeats, when grouped. |
hi |
positive integer. Maximum number of repeats, when grouped. |
char_class |
|
Format
An object of class regex (inherits from character) of length 1.
Value
A character vector representing part or all of a regular expression.
References
Table 12 of the Unicode Standard Annex #44 defines the Unicode General Categories. http://www.unicode.org/reports/tr44
You can see which characters are contained in a category by visiting, e.g., http://www.fileformat.info/info/unicode/category/Nd/list.htm
See Also
Examples
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 | # Classes
ugc_lowercase_letter()
ugc_decimal_number()
ugc_paragraph_separator()
ugc_currency_symbol()
# With repetition
ugc_nonspacing_mark(3, 6)
ugc_separator(1, Inf)
ugc_dash_punctuation(0, Inf)
# Without a class wrapper
ugc_titlecase_letter(char_class = FALSE)
# Constants
UGC_UPPERCASE_LETTER
UGC_LETTER_NUMBER
UGC_MATH_SYMBOL
UGC_FORMAT_CONTROL
## Not run:
# All the Unicode general categories.
# Not run, since it generates lots of output
ls("package:rebus.unicode", pattern = "^ugc")
## End(Not run)
# Usage
library(rebus.base)
x <- "I exchanged $1000 for \u20ac665.41 and \u00a3243.13."
(rx <- capture(ugc_currency_symbol()) %R%
capture(
ugc_decimal_number(1, Inf) %R%
optional(group("." %R% ugc_decimal_number(2)))
)
)
stringi::stri_match_all_regex(x, rx)
|
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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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