how to delete columns in df in r
> df <- data.frame(x=1:5, y=6:10, z=11:15, a=16:20)
> df <- subset (df, select = -c(x:z))
> df
a
1 16
2 17
3 18
4 19
5 20how to delete columns in df in r
> df <- data.frame(x=1:5, y=6:10, z=11:15, a=16:20)
> df <- subset (df, select = -c(x:z))
> df
a
1 16
2 17
3 18
4 19
5 20remove column from matrix r
# Remove third column - by column number
MyMatrix <- MyMatrix[,-3]
# Remove third and fifth columns - by feeding the matrix a boolean vector
MyMatrix <- MyMatrix[,c(TRUE,TRUE,FALSE,TRUE,FALSE,TRUE)]how to remove columns in a table in r
# delete multiple columns in r
# delete column in R by mapping Null value to them
dataset$firstcol <- dataset$nextcol <- dataset$anothercol <- NULLCopyright © 2021 Codeinu
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