rx_word {RVerbalExpressions}

Match a word.

Description

Match a word—a string of word characters (a–z, A–Z, 0–9 or _). This function is looks for tabs with the following expression: \w+

Usage

rx_word(.data = NULL)

Arguments

.data

Expression to append, typically pulled from the pipe %>%

Examples

rx_word()

# create an expression
x <- rx_word()

# create inputs
string1 <- "foo_bar"
string2 <- "foo-bar"

# extract matches
regmatches(string1, regexpr(x, string1))
regmatches(string2, regexpr(x, string2)) # doesn't match -