Control.Lens.WithIndex
class FunctorWithIndex i f
imapped
class FoldableWithIndex i f
ifolded
ifolding
iany
iall
itraverse_
ifor_
imapM_
iforM_
iconcatMap
ifind
ifoldrM
ifoldlM
itoList
withIndices
indices
class TraversableWithIndex i t
itraversed
ifor
imapM
iforM
imapAccumR
imapAccumL
iwhere