Arguments

layerId  (integer)  'handle' identifier of the 'GIS Layer'

Return

STRING on success, or NIL;
an empty source string is a valid result !

Example

(vl-load-gis)  T
(setq layers (gis:get-layers))  ("shp_3857_point_2d_utf8")
(setq layerId (gis:get-layer (car layers)))  1736904439915
(setq source (gis:layer-get-source layerId))  ""

Remarks