crs: CRS of a Spatial* Object
In choisy/sptools: Additional Functions for Spatial* Objects

Description Usage Arguments Value Examples

Retrieve the CRS of a Spatial* Object

1	crs(spobject)

spobject

an object of class Spatial

A CRS object as defined in the sp package.

library(sf)
# working on the provinces polygons of Vietnam:
vn_prov <- gadmVN::gadm()
vn_prov <- sf::as_Spatial(vn_prov)
crs(vn_prov)
vn_prov2 <- sp::spTransform(vn_prov, projVN)
crs(vn_prov2)
vn_prov3 <- sp::spTransform(vn_prov2, crs(vn_prov))
crs(vn_prov)