/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

0 vote187 views1 answer
How to read multiple csv files from a directory in r
R
0 vote248 views1 answer
Angular material number picker
R
0 vote216 views1 answer
St_combine by variables R
R
0 vote241 views1 answer
Read.table tab separator
R
0 vote121 views1 answer
Split strings by space in r
R
1 vote161 views1 answer
Delete first three lines dataframe R
R
0 vote190 views1 answer
Date difference from today in r
R
1 vote179 views1 answer
Expression in r
R
0 vote171 views1 answer
R dot product
R
0 vote163 views1 answer
Text in ggplot2
R