...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
bool operator!=( const rows_view& lhs, const rows& rhs);
Inequality operator.
No-throw guarantee.
Linear in lhs.size() * lhs.num_columns()
and rhs.size() * rhs.num_columns()
.