[Rd] write.table quotes too much (PR#5042)
Kurt.Hornik at wu-wien.ac.at
Wed Nov 12 09:38:23 MET 2003
>>>>> dmurdoch writes:
> The code
>> m <- matrix(1,2,2)
> writes out a file that looks like this:
> "X1" "X2"
> "1" "1" "1"
> "2" "1" "1"
> According ?write.table, factors and character vectors should be quoted
> by default, but this is quoting the numbers as well. Also according
> to the docs, the matrix m would be treated as data.frame(m), but if a
> true data frame is passed in, the numbers don't get quoted.
> The bug is due to the "else" near the beginning of write.table:
> x <- data.frame(x)
> else if(is.logical(quote) && quote)
> quote <- which(unlist(lapply(x, function(x)
> is.character(x) || is.factor(x))))
> However, that looks intentional to me. Is it really?
Yes, but maybe not quite right :-)
I think we could change this to remove the 'else', but pls check the
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