Extracted from Pike v7.8 release 866 at 2016-11-06.
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Iterator

Methods
 _random()
 _sizeof()
 `!()
 `+()
 `+=()
 `-()
 create()
 first()
 index()
 next()
 set_index()
 value()
previousIterator()->_random()
Iterator()->`!()next

Method Iterator()->_sizeof()

Method _sizeof

int _sizeof()

Description

Returns the total number of items in the data set according to this iterator. If the size of the data set is unlimited or unknown then this function shouldn't be defined.