How do you create a stacked bar plot in ggplot2 for two categorical variables category1 and category2?

Question

Admin · Accepted Answer

geom_bar(aes(x = category1, fill = category2), position = "stack")

Admin · Answer

stacked_bar(category1, category2)

Admin · Answer

geom_bar(mapping = aes(x = category1, fill = category2), stat = "stack")

Admin · Answer

bar_plot_stack(category1, category2)

Q. How do you create a stacked bar plot in ggplot2 for two categorical variables category1 and category2?