num_row_NAs {assertr} | R Documentation |
This function will return a vector, with the same length as the number of rows of the provided data frame, corresponding to the number of missing values in each row
num_row_NAs(data, allow.NaN = FALSE)
data |
A data frame |
allow.NaN |
Treat NaN like NA (by counting it). FALSE by default |
A vector of number of missing values in each row
num_row_NAs(mtcars)
library(magrittr) # for piping operator
library(dplyr) # for "everything()" function
# using every column from mtcars, make sure there are at most
# 2 NAs in each row. If there are any more than two, error out
mtcars %>%
assert_rows(num_row_NAs, within_bounds(0,2), everything())
## anything here will run