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## Struct template reservable

boost::container::reservable

## Synopsis

    // In header: <boost/container/options.hpp>

    template<bool Reservable>
    struct reservable {
    };

## Description

This option specifies if the container has reserve/capacity-like features

For some containers (like deque) this option might change the internal representation or behavior so that memory for elements can be allocated in advance in order to improve performance.

### Template Parameters

1.     bool Reservable

   An boolean value.