Safe, multiple gsub — mgsub • mgsub

mgsub - A safe, simultaneous, multiple global string replacement wrapper that allows access to multiple methods of specifying matches and replacements.

Usage

mgsub(string, pattern, replacement, recycle = FALSE, ...)

Arguments

string: a character vector where replacements are sought
pattern: Character string to be matched in the given character vector
replacement: Character string equal in length to pattern or of length one which are a replacement for matched pattern.
recycle: logical. should replacement be recycled if lengths differ?
...: arguments to pass to regexpr / sub

Value

Converted string.

Examples

mgsub("hey, ho", pattern = c("hey", "ho"), replacement = c("ho", "hey"))
#> [1] "ho, hey"
mgsub("developer", pattern = c("e", "p"), replacement = c("p", "e"))
#> [1] "dpvploepr"
mgsub("The chemical Dopaziamine is fake",
      pattern = c("dopa(.*?) ", "fake"),
      replacement = c("mega\\1 ", "real"),
      ignore.case = TRUE)
#> [1] "The chemical megaziamine is real"