The projInfo function lists known values and descriptions for PROJ.4 tags for tag in c("proj", "ellps", "datum"); getPROJ4VersionInfo returns the version of the underlying PROJ.4 release.
Usage
projInfo(type = "proj")
getPROJ4VersionInfo()
Arguments
type
One of these tags: c("proj", "ellps", "datum")
Value
A data frame with a name and description column, and two extra columns for the "ellps" and "datum" tags.
Details
The output data frame lists the information given by the proj application with flags -lp, -le or -ld.