dplyr (version 0.2)

setops-data.frame: Set operations for data frames.

Description

These set operations are implemented with an efficeint C++ backend.

Usage

# S3 method for data.frame
intersect(x, y, ...)
# S3 method for data.frame
union(x, y, ...)
# S3 method for data.frame
setdiff(x, y, ...)
# S3 method for data.frame
setequal(x, y, ...)

Arguments

x,y

Two data frames to compare, igoring order of row and columns

...

Needed for compatibility with generic. Otherwise ignored.

Examples

mtcars$model <- rownames(mtcars)
first <- mtcars[1:20, ]
second <- mtcars[10:32, ]

intersect(first, second)
union(first, second)
setdiff(first, second)
setdiff(second, first)

setequal(mtcars, mtcars[32:1, ])

Run the code above in your browser using DataCamp Workspace