unclass() Function in R (2 Examples) | Convert Factor to Integer | Change Group Names of Factors

R code of this video:

my_fac ＜- factor(c("A", "B", "A", "A", "C")) # Create example factor
my_fac # Print example factor

my_fac_new1 ＜- unclass(my_fac) # Convert factor to integer
my_fac_new1 # Print output

class(my_fac_new1) # Check class of updated data

new_names ＜- c("gr1", "gr2", "gr3") # Specify new group names
new_names # Print new group names

my_fac_new2 ＜- new_names[unclass(my_fac)] # Change factor levels
my_fac_new2 # Print new data

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