Is there a current item ?

Property definitions

core $ MapIterator :: is_ok
	# Is there a current item ?
	fun is_ok: Bool is abstract
lib/core/collection/abstract_collection.nit:782,2--783,28

core $ CoupleMapIterator :: is_ok
	redef fun is_ok do return _iter.is_ok
lib/core/collection/abstract_collection.nit:1310,2--38

core $ HashMapIterator :: is_ok
	redef fun is_ok do return _node != null
lib/core/collection/hash_collection.nit:385,2--40

trees $ BinTreeMapIterator :: is_ok
	redef fun is_ok do return not current == null
lib/trees/bintree.nit:461,2--46

matrix $ MatrixIndexIterator :: is_ok
	redef fun is_ok do return key.y < matrix.height
lib/matrix/matrix.nit:269,2--48

curl $ HeaderMapIterator :: is_ok
	redef fun is_ok do return self.iterator.is_ok
lib/curl/curl.nit:664,2--46

template $ TemplateStringIterator :: is_ok
	redef fun is_ok do return key_it.is_ok
lib/template/macro.nit:371,2--39