fctutils (version 0.0.7)

ft_na: Handle NA Values in Factor Vectors

Description

Handles NA values in a factor vector by either keeping NA as a level or removing levels and characters corresponding to NA values.

Usage

ft_na(factor_vec, keep_na = TRUE)

Value

A factor vector with NA values handled as specified.

Arguments

factor_vec

A factor vector to be processed.

keep_na

Logical. Should NA values be kept as a level in the factor? Default is TRUE.

Author

Kai Guo

Examples

# Example factor vector with NA values
factor_vec <- factor(c('apple', NA, 'banana', 'cherry', NA, 'date'))

# Keep NA as a level
ft_na(factor_vec, keep_na = TRUE)

# Remove NA values
ft_na(factor_vec, keep_na = FALSE)