SpatialLines
or
SpatialLinesDataFrame
from
lists of Slines
objects and data.frame'sSpatialLines(SlineList)
SpatialLinesDataFrame(sl, data)
as.SpatialLines.SLDF(SLDF)
data.frame
; the number of rows in data
should equal the number of Slines
elements in sl
SpatialLines
returns object of class SpatialLines
;
SpatialLinesDataFrame
returns object of class SpatialLinesDataFrame