findIndices package:rio

findIndices :: (Word8 -> Bool) -> ByteString -> [Int]
rio RIO.ByteString
The findIndices function extends findIndex, by returning the indices of all elements satisfying the predicate, in ascending order.
findIndices :: (Word8 -> Bool) -> ByteString -> [Int64]
rio RIO.ByteString.Lazy
The findIndices function extends findIndex, by returning the indices of all elements satisfying the predicate, in ascending order.
findIndices :: (a -> Bool) -> [a] -> [Int]
rio RIO.List
The findIndices function extends findIndex, by returning the indices of all elements satisfying the predicate, in ascending order. 
>>> findIndices (`elem` "aeiou") "Hello World!"
[1,4,7]
findIndices :: (Vector v a, Vector v Int) => (a -> Bool) -> v a -> v Int
rio RIO.Vector
O(n) Yield the indices of elements satisfying the predicate in ascending order.
findIndices :: (a -> Bool) -> Vector a -> Vector Int
rio RIO.Vector.Boxed
O(n) Yield the indices of elements satisfying the predicate in ascending order.
findIndices :: Storable a => (a -> Bool) -> Vector a -> Vector Int
rio RIO.Vector.Storable
O(n) Yield the indices of elements satisfying the predicate in ascending order.
findIndices :: Unbox a => (a -> Bool) -> Vector a -> Vector Int
rio RIO.Vector.Unboxed
O(n) Yield the indices of elements satisfying the predicate in ascending order.
findIndicesL :: (a -> Bool) -> Seq a -> [Int]
rio RIO.Seq
findIndicesL p finds all indices of elements that satisfy p, in ascending order.
findIndicesR :: (a -> Bool) -> Seq a -> [Int]
rio RIO.Seq
findIndicesR p finds all indices of elements that satisfy p, in descending order.