Boost
C++ Libraries
...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
Boost
C++ Libraries
...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
Assignment.
param& operator=( param const&);
Upon assignment, this becomes a copy of other.
this->key == other.key && this->value == other.value && this->has_value == other.has_value
Linear in other.key.size() + other.value.size().
Calls to allocate may throw.