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Create Columns in R on the fly using lapply (functional programming)
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| Create columns on the fly | |
| combo_s <- do.call(cbind,lapply(1:length(sndif_), function(d) | |
| { | |
| if(sndif_[d]*season == 0) | |
| { | |
| temp <- raw[,d,drop=FALSE] | |
| }else | |
| { | |
| temp <- raw[,d,drop=FALSE] | |
| for(dif in 1:sndif_[d]) | |
| { | |
| temp <- temp-dplyr::lag(temp,1*season) | |
| } | |
| } | |
| return(temp) | |
| })) |
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