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R drop columns

Drop columns by index r

#drop columns by index
df <- mydata[ -c(1,3:4) ]
#drop columns by name
df = subset(mydata, select = -c(x,z))

2

Source: listendata.com

R drop columns

undesired <- c('mpg', 'cyl', 'hp')

mtcars <- mtcars %>%
  select(-one_of(undesired))

-1

Source: stackoverflow.com

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