unique_rows: Unique rows

In jmbarbone/mark: Miscellaneous, Analytic R Kernels

Unique rows

Description

Drops duplicated rows

Usage

unique_rows(data, cols = NULL, from_last = FALSE, invert = FALSE)

Arguments

data	A data.frame
cols	Columns to compare against; when NULL selects all columns
from_last	When TRUE returns the last row containing duplicates, rather than the first
invert	If TRUE returns the duplicated rows

Value

data will duplicates removes

Examples

df <- quick_dfl(
  i = 1:4,
  a = rep(1:2, 2L),
  b = rep("a", 4L),
)

unique_rows(df, 2:3)
unique_rows(df, c("a", "b"), from_last = TRUE, invert = TRUE)

jmbarbone/mark documentation built on Feb. 8, 2025, 6:26 p.m.