Subset a Topo Object

Description

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.

Usage

## S4 method for signature 'topo'
subset(x, subset, ...)

Arguments

Value

A new topo-class object.

Author(s)

Dan Kelley

See Also

Other things related to topo data: [[,topo-method, [[<-,topo-method, as.topo, download.topo, plot,topo-method, read.topo, summary,topo-method, topo-class, topoInterpolate, topoWorld

Other functions that subset oce objects: subset,adp-method, subset,adv-method, subset,amsr-method, subset,argo-method, subset,cm-method, subset,coastline-method, subset,ctd-method, subset,echosounder-method, subset,lobo-method, subset,met-method, subset,oce-method, subset,odf-method, subset,rsk-method, subset,sealevel-method, subset,section-method

Examples

## northern hemisphere
library(oce)
data(topoWorld)
plot(subset(topoWorld, latitude > 0))