location: Print the location in memory of a data frame
In YTLogos/dplyr: A Grammar of Data Manipulation

This is useful for understand how and when dplyr makes copies of data frames

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location(df)

changes(x, y)

`df`	a data frame
`x, y`	two data frames to compare

location(mtcars)

mtcars2 <- mutate(mtcars, cyl2 = cyl * 2)
location(mtcars2)

changes(mtcars, mtcars)
changes(mtcars, mtcars2)

YTLogos/dplyr documentation built on May 20, 2019, 1:44 p.m.

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