Internal auxiliary functions for use with data frames.
Usage
xpdrows.data.frame(x, old.rows, new.rows)
Arguments
x
object of class data.frame.
old.rows, new.rows
row names for old and new rows.
Details
xpdrows.data.frame is an auxiliary function which expands the
rows of a data frame. It is used by the data frame methods of
[<- and [[<- (which perform subscripted assignments on a
data frame), and not intended to be called directly.