subset.topo {oce}R Documentation

Subset a topo object

Description

Subset a topo (topography) object

Usage

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

Arguments

x

a topo object.

subset

a condition to be applied to the data portion of x. See ‘Details’.

...

ignored.

Details

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.

Value

A new topo object.

Author(s)

Dan Kelley

Examples

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

[Package oce version 0.9-18 Index]