split

split.cpp

#include <iostream>
#include <vector>

using Vector = std::vector<std::string>;

Vector split(const std::string& input, const std::string& delimiter) {
    size_t b = 0, e = 0;
    Vector result;
    while ((e = input.find_first_of(delimiter, b)) <= std::string::npos) {
        result.emplace_back(input.substr(b, e - b));
        if (e == std::string::npos) break;
        b = e + 1;
    }
    return result;
}

int main() {
    Vector v = split("192.168.1.2", ".");
    for (const auto& i: v) {
        std::cout << i << '\n';
    }
    return 0;
}