[R] How to write a shapefile with projection

Patrick Giraudoux patrick.giraudoux at univ-fcomte.fr
Sat Nov 5 14:27:29 CET 2011

> Hi,
> Sorry i have put such a detailed question to the list about writing a shapefile with projection. I realized that if i use writeOGR from rgdal and not the other write shapefile functions i can get a shapefile with projection recognized by ArcGIS. The command is (in case anybody wonders):
> ?writeOGR(crest.sp, "I:\\LA_levee\\Shape", "llev_crest_pts6", driver = "ESRI Shapefile")
> where crest.sp is a spatial point data frame with projection.
> Thanks,
> Monica


writePointsShape() does not write the projection file, but  using the 
function showWKT from rgdal, you can also create one like that:



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