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

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rows::operator[]

Returns the i-th row (unchecked access).

Synopsis

row_view
operator[](
    std::size_t i) const;

Preconditions

i < this->size()

Exception safety

No-throw guarantee.

Complexity

Constant.