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rows::num_columns
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rows::num_columns

Returns the number of elements each row in the collection has.

Synopsis 
std::size_t
num_columns() const;
Description

For every row_view object r obtained from this collection, r.size() == this->num_columns().

Exception safety

No-throw guarantee.

Complexity

Constant.

Copyright © 2019-2023 Ruben Perez

Distributed under the Boost Software License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)

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