groupvec: 'groupVec' Constructor

In splusTimeDate: Times and Dates from 'S-PLUS'

groupVec Constructor

Description

Constructor function for groupVec class objects.

Usage

groupVec(names, classes, columns)

Arguments

names	the column names for the object. The function can be called with no arguments, but if it is called with any arguments, names must be supplied.
classes	the column classes for the object. If not supplied, it is initialized as ANY, replicated to the length of names.
columns	the list for column data. If not supplied, it is initialized to new(class) for each class in classes.

Details

This function creates a new groupVec object, putting the names (if supplied) into the names slot, the classes (if supplied) into the classes slot, and the columns (if supplied) into the columns slot.

Value

returns a new groupVec object constructed from the arguments, or an empty one if no arguments are supplied.

See Also

groupVec

Examples

groupVec() 
groupVec(c("my.nums", "my.chars"), c("numeric", "character")) 
groupVec(c("my.nums", "my.chars"), c("numeric", "character"), 
	  list(c(1, 2, 3), c("a", "b", "c"))) 

splusTimeDate documentation built on Sept. 13, 2024, 1:10 a.m.