remove_missing {ggplot2}R Documentation

Convenience function to remove missing values from a data.frame

Description

Remove all non-complete rows, with a warning if na.rm = FALSE.

Usage

remove_missing(df, na.rm=FALSE, vars = names(df), name="")

Arguments

df

data.frame

na.rm

suppress warning that rows are being removed?

vars

optional function name to make warning message more informative

name

Details

ggplot is somewhat more accomodating of missing values than R generally. For those stats which require complete data, missing values will be automatically removed with a warning. If na.rm = TRUE is supplied to the statistic, the warning will be suppressed.

Author(s)

Hadley Wickham <h.wickham@gmail.com>

Examples

a <- remove_missing(movies)
a <- remove_missing(movies, na.rm = TRUE)
qplot(mpaa, budget, data=movies, geom="boxplot")

[Package ggplot2 version 0.8.9 Index]