Assignment.

Synopsis

param&
operator=(
    param const&);

Description

Upon assignment, this becomes a copy of other.

Postconditions

this->key == other.key && this->value == other.value && this->has_value == other.has_value

Complexity

Linear in other.key.size() + other.value.size().

Exception Safety

Calls to allocate may throw.

other The object to assign from.