IItemsIterator.opApply

'foreach' iteration over items[start .. end], with index (0-based)

  1. int opApply(int delegate(ref T item) dg)
  2. int opApply(int delegate(ref size_t i, ref T item) dg)
    class IItemsIterator
    int
    opApply
    (
    scope int delegate
    (
    ref size_t i
    ,
    ref T item
    )
    dg
    )

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