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Function template argument

boost::yap::argument

Synopsis

// In header: <boost/yap/algorithm.hpp>


template<long long I, typename Expr> 
  decltype(auto) constexpr argument(Expr && expr, hana::llong< I > i);

Description

Returns the i-th argument expression in a call expression.

Equivalent to get(expr, i + 1).

[Note] Note

argument() is only valid if Expr is an expr_kind::call expression.


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