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2012 Sep 06
1
use of ddply() within function
Dear all, I am encountering problems with the application of ddply within the body of a self-defined function. The script is the following: moncostcarmoto <- function(costtype){ costaux_result <- data.frame() for (purp in PURPcount){for (per in PERcount){ costcarin = paste(c("CS_",costtype,"CAR"),collapse="") costmotoin = paste(c("CS_",costtype,"MOTO")...