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Tabulate simple frequencies

Source: R/freq_table.R
freq_table.Rd

tabulate one variable frequencies

Usage

freq_table(x, byvar, digits = 1, na.rm = FALSE)

Arguments

x

data frame

byvar

character: name of variable to tabulate. Use Standard evaluation.

digits

numeric: number of decimal places to display. Default is 1.

na.rm

logical: report NA values in frequencies. Default is FALSE.

Value

data.table with frequencies.

Examples

library(data.table)
x4 = data.table(id1 = c(1, 1, 2, 3, 3),
                id2 = c(1, 1, 2, 3, 4),
                t   = c(1L, 2L, 1L, 2L, NA_integer_),
                x   = c(16, 12, NA, NA, 15))
freq_table(x4, "id1")