Boost.Hana: boost/hana/fwd/fold_left.hpp File Reference

| Boost.Hana 1.4.0 Your standard library for metaprogramming |

Namespaces | Variables
fold_left.hpp File Reference

Forward declares `boost::hana::fold_left`. More...

## Namespaces
| boost::hana
| Namespace containing everything in the library.

## Variables
constexpr auto | boost::hana::fold_left
| Left-fold of a structure using a binary operation and an optional initial reduction state.`fold_left` is a left-associative fold using a binary operation. Given a structure containing `x1, ..., xn`, a function `f` and an optional initial state, `fold_left` applies `f` as follows. More...

## Detailed Description

Forward declares `boost::hana::fold_left`.

Copyright
  Louis Dionne 2013-2017 Distributed under the Boost Software License, Version 1.0. (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)