std::indirectly_swappable3

[alg.req.ind.swap], concept indirectly_swappable

Usage

#include <iterator>

Concept definition

    template<typename _I1, typename _I2 = _I1>
    concept indirectly_swappable = indirectly_readable<_I1> && indirectly_readable<_I2>
      && requires(const _I1 __i1, const _I2 __i2)
      {
        ranges::iter_swap(__i1, __i1);
        ranges::iter_swap(__i2, __i2);
        ranges::iter_swap(__i1, __i2);
        ranges::iter_swap(__i2, __i1);
      }

Detailed Description

[alg.req.ind.swap], concept indirectly_swappable