Last chance! 50% off unlimited learning
Sale ends in
Performs the opposite operation to dplyr::count(), duplicating rows
according to a weighting variable (or expression).
uncount(data, weights, ..., .remove = TRUE, .id = NULL)A data frame, tibble, or grouped tibble.
A vector of weights. Evaluated in the context of data;
supports quasiquotation.
Additional arguments passed on to methods.
If TRUE, and weights is the name of a column in data,
then this column is removed.
Supply a string to create a new variable which gives a unique identifier for each created row.
df <- tibble(x = c("a", "b"), n = c(1, 2))
uncount(df, n)
uncount(df, n, .id = "id")
# You can also use constants
uncount(df, 2)
# Or expressions
uncount(df, 2 / n)
Run the code above in your browser using DataLab