/R/How to remove duplicates based on the combinations of two columns r

How to remove duplicates based on the combinations of two columns r

# example
df = expand.grid(A = c('a', 'b', 'c', 'd'),
                 B = c('a', 'b', 'c', 'd'))

# remove redundant combinations
df[!duplicated(data.frame(t(apply(df,1,sort)))),]

Source: stackoverflow.com

Similar codes

1 vote210 views1 answer
R dataframe append row
R
0 vote219 views1 answer
Diff days R lubridate
R
1 vote215 views1 answer
R range with step
R
0 vote207 views1 answer
Ggplot2 black and white theme
R
1 vote207 views1 answer
Why is correlation na in r
R
0 vote378 views1 answer
Combine scripts into a pipeline
R
3 votes220 views2 answers
R random number
R
0 vote235 views1 answer
Significance codes
R
1 vote208 views2 answers
Figure caption in r markdown
R
1 vote219 views1 answer
What is a vector in r
R