visit_top_rec() [3/3]

template<typename T >

template<typename Func , typename PtrType , typename ValueType >

static std::result_of< Func(ValueType &)>::type syten::BinaryTree::Tree< T >::visit_top_rec ( Func &&  f, typename std::result_of< Func(ValueType &)>::type  initial, IterFirst const  dir, PtrType  ptr  )

inlinestatic

Recursively visits a subtree, top-first.

Parameters

f	function to call on each node value
initial	initial value of the accumulator
dir	left or right subtree first?
ptr	pointer to root of subtree

Returns

the accumulated value from this node and each branch

References syten::BinaryTree::Tree< T >::visit_top_rec().

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