Subset a cm Object

This function is somewhat analogous to subset.data.frame().

Usage

# S4 method for class 'cm'
subset(x, subset, ...)

Arguments

x

a cm object.

subset

a condition to be applied to the data portion of x. See “Details”.

...

ignored.

Value

A new cm object.

See also

Other things related to cm data: [[,cm-method, [[<-,cm-method, applyMagneticDeclination,cm-method, as.cm(), cm, cm-class, plot,cm-method, read.cm(), rotateAboutZ(), summary,cm-method

Other functions that subset oce objects: subset,adp-method, subset,adv-method, subset,amsr-method, subset,argo-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, subset,topo-method, subset,xbt-method

Author

Dan Kelley

Examples

library(oce)
data(cm)
plot(cm)

plot(subset(cm, time < mean(range(cm[["time"]]))))