What is the right way to static_cast a vector in C++

Question

I have my c++ code which I need to static cast a vector object A to vector object B. This is my c++ code:

void notifyTestResultEvent(ObjectA &results) {
    std::cout << results << std::endl;
    std::vector<ObjectA> res;
    res = results.getResults();
    std::copy(res.begin(), res.end(), ra.begin());

}

ra is the vector of objectB.

According to an answer from Stackoverflow. I tried to use std::copy() but it shows error error: no match for 'operator=' (operand types are ...

I am not really sure what is the right way to cast a vector in C++.

Answer 1

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