Nothing
bindData <- function(x, y, common)
{
## Setup
if(!is.data.frame(x)) stop("'x' must be a data frame")
if(!is.data.frame(y)) stop("'y' must be a data frame")
## New data frame
## First add common column and a dataset indicator column
z <- rbind(x[common], y[common])
## Other columns
## Remove common columns in x and y
namesz <- names(z)
otherx <- names(x)
otherx <- otherx[!(otherx %in% namesz)]
othery <- names(y)
othery <- othery[!(othery %in% namesz)]
## Add all other columns but as a set for each input data frame
rx <- nrow(x); cx <- length(otherx)
ry <- nrow(y); cy <- length(othery)
z <- cbind(z, rbind(x[otherx], matrix(rep(NA, times=(ry * cx)), nrow=ry,
ncol=cx, dimnames=list(NULL, otherx))))
z <- cbind(z, rbind(matrix(rep(NA, times=(rx * cy)), nrow=rx, ncol=cy,
dimnames=list(NULL, othery)), y[othery]))
z
}
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