subset.topo {oce} | R Documentation |
Subset a topo (topography) object
## S4 method for signature 'topo' subset(x, subset, ...)
x |
a |
subset |
a condition to be applied to the |
... |
ignored. |
This function is somewhat analogous to
subset.data.frame
. Subsetting can be by time
or
distance
, but these may not be combined; use a sequence of calls to
subset by both.
A new topo
object.
Dan Kelley
## northern hemisphere library(oce) data(topoWorld) plot(subset(topoWorld, latitude > 0))