split_nth: Split at nth pattern

In raredd/rawr: rawr miscellaneous

Split at nth pattern

Description

Split a string at the nth occurrence(s) of a pattern.

Usage

split_nth(text, pattern, n = NULL, keep_split = FALSE, repl = "$$$", ...)

Arguments

text, pattern	the text and pattern character strings
n	integer value(s) for splitting at the nth occurrence of pattern; NULL will split at each pattern
keep_split	logical; if TRUE, text will be split at the boundaries of pattern
repl	a string used internally for place-keeping during splitting; to avoid unexpected results, make sure this string does not occur in text
...	additional arguments passed to gregexpr

Examples

s <- 'this  is a  test string to use   for testing   purposes'
split_nth(s, '\\s+')
split_nth(s, '\\s+', 3)
split_nth(s, '\\s+', c(3, 5))
split_nth(s, '\\s+', c(3, 5), keep_split = TRUE)
split_nth(s, '\\s{2,}', keep_split = TRUE)
split_nth(s, '\\s{2,}', 2:4)

raredd/rawr documentation built on Feb. 25, 2025, 1:48 p.m.