coordinates: sets spatial coordinates to create spatial data, or retrieves
spatial coordinates
Description
sets spatial coordinates to create spatial data, or retrieves
spatial coordinates
Usage
coordinates(obj)
coordinates(object) <- value
Arguments
obj
object deriving from class "Spatial"
object
object of class "data.frame"
value
spatial coordinates; either a matrix, list, or data
frame with numeric data, or column names, column number or a
reference: a formula (in the form of e.g. ~x+y), column numbers
(e.g. c(1,2)) or column names (e.g. c("x","y")