std::insert_iterator::operator++ -
std::insert_iterator::operator++
insert_iterator& operator++(); (until C++20)
constexpr insert_iterator& operator++(); (since C++20)
insert_iterator& operator++( int ); (until C++20)
constexpr insert_iterator& operator++( int ); (since C++20)
Does nothing. These operator overloads are provided to satisfy the
requirements of
LegacyOutputIterator. They make it possible for the expressions *iter++=value
and
*++iter=value to be used to output (insert) a value into the underlying
container.