C++ 用空格分割一个字符串，除非它被引号括起来并存储在一个 vector 中

Question

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Answer 1

C++14 内置:http://en.cppreference.com/w/cpp/io/manip/quoted

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#include <string>
#include <vector>
#include <sstream>
#include <iostream>
#include <iomanip>

int main(void) {
    std::istringstream iss("12345 Hello World \"This is a group\"");
    std::vector<std::string> v;
    std::string s;

    while (iss >> std::quoted(s)) {
        v.push_back(s);
    }

    for(auto& str: v)
        std::cout << str << std::endl;
}

打印

12345
Hello
World
This is a group