visit_top_rec() [2/3]

template<typename T >

template<typename Func , typename PtrType >

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

inlinestatic

Recursively visits a subtree, top-first for const trees.

Parameters

f	function to call on each pointer to a node
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

Referenced by syten::BinaryTree::Tree< T >::visit_top(), and syten::BinaryTree::Tree< T >::visit_top_rec().

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