xfun (version 0.48)

grep_sub: Perform replacement with gsub() on elements matched from grep()

Description

This function is a shorthand of gsub(pattern, replacement, grep(pattern, x, value = TRUE)).

Usage

grep_sub(pattern, replacement, x, ...)

Value

A character vector.

Arguments

pattern, replacement, x, ...

Passed to grep() and gsub().

Examples

# find elements that matches 'a[b]+c' and capitalize 'b' with perl regex
xfun::grep_sub("a([b]+)c", "a\\U\\1c", c("abc", "abbbc", "addc", "123"), perl = TRUE)