sequential_duplicates {tidytidbits}

Detect sequential duplicates

Description

Detect sequential duplicates

Usage

sequential_duplicates(strings, ordering = NULL)

Arguments

strings

Character vector

ordering

Optional: treat strings as if ordered like strings[ordering], or, if a function, strings[ordering(strings)]

Value

A logical vector which indicates if a string is identical to the previous string.

Examples

# return c(F, T, F, T, T, F)
sequential_duplicates(c("a", "a", "b", "b", "b", "a"))