foldLeftWithIndex<B> method

  1. @override
B foldLeftWithIndex<B>(
  1. B z,
  2. B f(
    1. B previous,
    2. int i,
    3. A a
    )
)
override

Implementation

@override B foldLeftWithIndex<B>(B z, B f(B previous, int i, A a)) =>
  foldLeft<Tuple2<B, int>>(tuple2(z, 0), (t, a) => tuple2(f(t.value1, t.value2, a), t.value2+1)).value1;