This function is somewhat analogous to subset.data.frame()
.
Subsetting can be by time
or depth
, but these may not be
combined; use a sequence of calls to subset by both.
# S4 method for echosounder
subset(x, subset, ...)
an echosounder object.
a condition to be applied to the data
portion of
x
. See “Details”.
ignored.
An echosounder object.
Other things related to echosounder data:
[[,echosounder-method
,
[[<-,echosounder-method
,
as.echosounder()
,
echosounder-class
,
echosounder
,
findBottom()
,
plot,echosounder-method
,
read.echosounder()
,
summary,echosounder-method
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,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