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