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lowest_layer_type

A trait to determine the lowest layer type of a stack of stream layers.

Synopsis

Defined in header <boost/beast/core/stream_traits.hpp>

template<
    class T>
using lowest_layer_type = see-below;
Description

If t.next_layer() is well-defined for an object t of type T, then lowest_layer_type<T> will be an alias for lowest_layer_type<decltype(t.next_layer())>, otherwise it will be the type std::remove_reference<T>.

Parameters

Name

Description

T

The type to determine the lowest layer type of.

Return Value

The type of the lowest layer.


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