R: Tabulation for ff vectors

tabulate.ff {ffbase} | R Documentation

## Tabulation for ff vectors

### Description

`tabulate.ff` takes the integer-valued ff vector bin and counts the number of times each integer occurs in it.

### Usage

    tabulate.ff(bin, nbins = max(bin, 1, na.rm = TRUE))

### Arguments

`bin` | factor to be binned.
`nbins` | number of bins

### Details

Behaviour of `tabulate`

### Value

integer vector or if `FFRETURN` is `TRUE` a `ff` vector

### Examples

    #create a vector of 10 million
    x <- ff(vmode="integer", length=1e7)

    # fill first 200 with values
    x[1:100] <- 1
    x[101:200] <- 2

    # lets count
    tabulate.ff(x)

[Package ffbase version 0.13.1 Index]