visit_bottom() [5/6]

template<typename T >

template<typename Func >

std::result_of<Func(Value&)>::type syten::BinaryTree::Tree< T >::visit_bottom ( Func &&  f, typename std::result_of< Func(Value &)>::type  initial, IterFirst const  dir = IterFirst::Left  )

inline

Visits each node, starting at the left or right bottommost node.

Parameters

f	function to call on each node value
initial	initial value of the accumulator
dir	left or right branch first?

Returns

the accumulated value from each branch and the root node.

References syten::BinaryTree::Tree< T >::r, and syten::BinaryTree::Tree< T >::visit_bottom_rec().

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