extent-methods | R Documentation |
Methods for returning a raster::extent object from a Field, Comparison or a data.table. The data.table, or the data.table in the "data" slot of the Field and Comparison, must have columns named "Lon" and "Lat" otherwise these methods fail.
## S4 method for signature 'data.table'
extent(x)
## S4 method for signature 'Field'
extent(x)
## S4 method for signature 'Comparison'
extent(x)
x |
A Field, Comaprison or a data.table. |
A raster::extent
Matthew Forrest matthew.forrest@senckenberg.de
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