icount: Counting Iterators

In iterators: Provides Iterator Construct

Description

Returns an iterator that counts starting from one.

Usage

icount(count)
icountn(vn)

Arguments

count	number of times that the iterator will fire. If not specified, it will count forever.
vn	vector of counts.

Value

The counting iterator.

Examples

  # create an iterator that counts from 1 to 3.
  it <- icount(3)
  nextElem(it)
  nextElem(it)
  nextElem(it)
  try(nextElem(it))  # expect a StopIteration exception

Example output

[1] 1
[1] 2
[1] 3
Error : StopIteration

iterators documentation built on Feb. 5, 2022, 1:06 a.m.