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2011 Oct 14
2
Drop ALL Levels of a Data Frame Object
...data' and 'drop.levels' in the following code as a
simplified example of what I want to do, pinpointing the issue of isolating
variable in a data frame:
/dfNamesAndHeight <- data.frame("Name" = c('Bill','Bob','Bo'), "Height" =
c(73,68,83))
name_Bob <- drop.levels(dfNamesAndHeight[2,1])
cat(name_Bob, " is a good guy.")
/
The output is "> 1 is a good guy". Print instead of cat returns ">Error in
print.default(xx, quote = quote, ...) : invalid 'quote' argument". When you
just enter 'name_Bob&...