tie() [1/2]

template<kumi::concepts::identifier auto... Fields, typename... Ts>

auto kumi::tie ( Ts &... ts ) -> kumi::record< kumi::field< decltype(Fields), Ts & >... > requires(sizeof...(Fields)==sizeof...(Ts))

inlinenodiscardconstexpr

Creates a kumi::record of lvalue references to its arguments.

Template Parameters

Fields

Non type template parameters names to associate to the each element.

Parameters

ts	Zero or more lvalue arguments to construct the record from.

Returns

A kumi::record object containing lvalue references.

Example:

#include <kumi/kumi.hpp>
#include <iostream>
 
using namespace kumi::literals;
 
auto generate()
{
  return kumi::record{"i"_id = 1,"d"_id = 2.3,"f"_id = 4.56f};
}
 
int main()
{
  int    i;
  double d;
  float  f;
 
  kumi::tie<"i"_id, "d"_id, "f"_id>( i,d,f ) = generate();
 
  std::cout << i << " " << d << " " << f << "\n";
}