Question

How to convert int vector to ASCII char vector in C++

Answer 1

#include <iostream>
#include <iterator>
#include <vector>

int main() {
    std::vector<int> vint {97, 98, 99, 100};
    std::vector<char> vchar {};

    vchar.reserve(vint.size());
    for (auto &n : vint) {
        vchar.push_back(n);
    }

    std::copy(vchar.begin(), vchar.end(),
              std::ostream_iterator<char>(std::cout, " "));
              
    return 0;
}



/*
run:

a b c d 

*/

 

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