Function reference • peruse

All functions
`Iterator()`	Making an Irregular Sequence Iterator
`clone()`	clone
`current()`	Get the current value of an Iterator without changing its state
`that_for_all()` `that_for_any()` `we_have()`	R Set Comprehension
`is_Iterator()`	Test if an object is an Iterator
`move_next()` `move_more()` `move_while()`	Increment an Iterator Without Returning the Value(s)
`range()`	Python-style range function
`yield_while()`	yield_while
`yield_next()` `yield_more()`	Increment an Iterator and Return the Next Value(s)

Reference