BIOdry (version 0.4)

colclass: Column classes

Description

Column names of multilevel ecological data sets are grouped into three classes: numeric, time unit, or factor.

Usage

colclass(rd, as.list = TRUE)

Arguments

rd

data.frame. Multilevel ecological data series.

as.list

logical. List the classes. If TRUE then column names of the data are grouped in a list object.

Value

vector of the column names, or list of grouped column names.

Examples

##Multilevel ecological data series of tree-ring widths:
data(Prings05,envir = environment())
## getting grouped column names    
classes <- colclass(Prings05)
str(classes)