Create a recycling iterator

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Description

Create an iterator that recycles a specified iterable.

Usage

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recycle(iterable, times=NA_integer_)

Arguments

iterable

The iterable to recycle.

times

integer. Number of times to recycle the values in the iterator. Default value of NA_integer_ means to recycle forever.

Examples

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# Recycle over 'a', 'b', and 'c' three times
recycle(letters[1:3], 3)