groups:

In vlulla/vlutils: Common utilities that I find useful

Usage

groups(vector, numitems, overlapping = FALSE)

Arguments

vector
numitems
overlapping

Examples

##---- Should be DIRECTLY executable !! ----
##-- ==>  Define data, use random,
##--	or do  help(data=index)  for the standard data sets.

## The function is currently defined as
function (vector, numitems, overlapping = FALSE) 
{
    startidx <- if (overlapping) {
        1:(length(vector) - numitems + 1)
    }
    else {
        seq(1, length(vector), by = numitems)
    }
    endidx <- startidx + numitems - 1
    t(mapply(function(x, y) vector[x:y], startidx, endidx))
  }

vlulla/vlutils documentation built on May 21, 2019, 12:35 a.m.