invert_match

0th

Percentile

Switch location of matches to location of non-matches.

Invert a matrix of match locations to match the opposite of what was previously matched.

Usage
invert_match(loc)
Arguments
loc

matrix of match locations, as from str_locate_all()

Value

numeric match giving locations of non-matches

Aliases
  • invert_match
Examples
# NOT RUN {
numbers <- "1 and 2 and 4 and 456"
num_loc <- str_locate_all(numbers, "[0-9]+")[[1]]
str_sub(numbers, num_loc[, "start"], num_loc[, "end"])

text_loc <- invert_match(num_loc)
str_sub(numbers, text_loc[, "start"], text_loc[, "end"])
# }
Documentation reproduced from package stringr, version 1.3.1, License: GPL-2 | file LICENSE

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