KeyedCollection.opApply

Allows you to use this in a foreach loop.

  1. int opApply(int delegate(ref T) dg)
  2. int opApply(int delegate(key_type, ref T) dg)
    mixintemplate KeyedCollection(T)
    final
    int
    opApply
    (
    int delegate
    (,
    ref T
    )
    dg
    )

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