Get the table of group attributes
Get the table of group attributes
getGroups(x) ## S4 method for signature 'ANY' getGroups(x) ## S4 method for signature 'geom' getGroups(x) ## S4 method for signature 'Raster' getGroups(x)
x |
the object from which to derive the attribute table. |
This table contains at least the column 'gid'.
When this function is called on "ANY" object, it is first tested whether
that object has features (getFeatures), from which the groups
can be reconstructed. If this is not the case, NULL is returned.
A tibble (or a list of tibbles per layer) of the group attributes of
x.
getGroups(x = gtGeoms$polygon) # for raster objects, groups are pixels with the same value and their # attributes are in the raster attribute table (RAT) getGroups(x = gtRasters)
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