[R] Melt (reshape) question

hadley wickham h.wickham at gmail.com
Wed Jul 16 00:19:41 CEST 2008


> Am
> I right in thinking that this *should* also remove the -99s (NA
> values)? Because at present, the lower end ot the file looks like this:

Judging from your output, the -99's haven't been converted to NA's -
you can fix this (and the 88s) by doing:

PopDens[PopDens == -99] <- NA
PopDens[PopDens == 88] <- NA

Hadley

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