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asign
2004 May 18
1
list & calculaton in many df subsets
...hint /starting point how i can
enlarge my code that's posiible for me make any calculaton's
with variables in the 64 subset's.
Example:
I want calculate difference of two variables inside every
of the 64 subset data.frames and getting this value in tList!
Many thanks,
Christian
tasign <- paste("tList[[n]] <- try(dtree[dtree$class02 ==
paste(data$class02[n]) & dtree$class04 == paste(data$class04[n]) &
dtree$PREDICT==paste(data$PREDICT[n]),])")
tasign <- parse(text=tasign)[[1]]
for(n in 1:nrow(data)) {
TAsign <- do.call("substi...