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What's the Best Alternative to `std::vector` for C-Style Array Access in C ?

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Release: 2024-12-03 13:24:12
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What's the Best Alternative to `std::vector` for C-Style Array Access in C  ?

An Alternative to Vector for C-Style Array Functionality

The vector class is known for its shortcomings when it comes to treating it like a C-style array. To address this limitation, consider the following options:

For C-Array Functionality:

  • Boost Container Library: Utilize a custom vector implementation that doesn't specialize on the boolean data type, such as the one provided by the Boost Container Library.

For Random Access without C-Array Functionality:

  • Deque: Opt for the deque data structure if you require random access but don't need C-style array compatibility.

Implementation Details:

If the c_array() functionality is necessary and dynamic sizing is required, consider the following implementation:

struct my_bool {
    bool the_bool;
};

typedef vector<my_bool> my_bool_vector;
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While this approach requires the use of an intermediate my_bool structure for direct access to the underlying array, it provides the desired C-style array capability.

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