Extent-class | R Documentation |
Objects of class Extent are used to define the spatial extent (extremes) of objects of the BasicRaster and Raster* classes.
You can use the extent
function to create Extent objects, or to extract them from Raster* and Spatial* objects.
xmin
:minimum x coordinate
xmax
:maximum x coordinate
ymin
:minumum y coordinate
ymax
:maximum y coordinate
display values of a Extent object
extent
, setExtent
ext <- extent(-180,180,-90,90)
ext
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