Description Usage Arguments Value Author(s) Examples
Subsetting of objects of class SpatialIndexDataFrame
: selects index and/or attribute(s), and returns an object of class SpatialIndexDataFrame
.
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x |
object of class |
locations |
integer vector: keep data where |
data |
integer vector or names of columns of the |
... |
further arguments to be passed to other methods |
grid |
integer vector: indices of |
A SpatialIndexDataFrame
; the subsetting can be done cumulatively, e.g. if grid
and locations
is given, only the index entries that fullfill both criteria are kept.
Kristina B. Helle, kristina.helle@uni-muenster.de
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