1. #include <string>
  2. #include <vector>
  3. #include <sstream>
  4. #include <iostream>
  5. /*
  6. std::string split implementation by using delimiter as a character.
  7. */
  8. std::vector<std::string> split(std::string strToSplit, char delimeter)
  9. {
  10.     std::stringstream ss(strToSplit);
  11.     std::string item;
  12.     std::vector<std::string> splittedStrings;
  13.     while (std::getline(ss, item, delimeter))
  14.     {
  15.        splittedStrings.push_back(item);
  16.     }
  17.     return splittedStrings;
  18. }
/*
std::string split implementation by using delimeter as an another string
*/
std::vector<std::string> split(std::string stringToBeSplitted, std::string delimeter)
{
     std::vector<std::string> splittedString;
     int startIndex = 0;
     int  endIndex = 0;
     while( (endIndex = stringToBeSplitted.find(delimeter, startIndex)) < stringToBeSplitted.size() )
    {
       std::string val = stringToBeSplitted.substr(startIndex, endIndex - startIndex);
       splittedString.push_back(val);
       startIndex = endIndex + delimeter.size();
     }
     if(startIndex < stringToBeSplitted.size())
     {
       std::string val = stringToBeSplitted.substr(startIndex);
       splittedString.push_back(val);
     }
     return splittedString;
}

#include <string>
#include <vector>
#include <sstream>
#include <iostream>
/*
std::string split implementation by using delimeter as a character.
*/
std::vector<std::string> split(std::string strToSplit, char delimeter)
{
    std::stringstream ss(strToSplit);
    std::string item;
    std::vector<std::string> splittedStrings;
    while (std::getline(ss, item, delimeter))
    {
        splittedStrings.push_back(item);
    }
    return splittedStrings;
}
/*
std::string split implementation by using delimeter as an another string
*/
std::vector<std::string> split(std::string stringToBeSplitted, std::string delimeter)
{
    std::vector<std::string> splittedString;
    int startIndex = 0;
    int  endIndex = 0;
    while( (endIndex = stringToBeSplitted.find(delimeter, startIndex)) < stringToBeSplitted.size() )
    {
        std::string val = stringToBeSplitted.substr(startIndex, endIndex - startIndex);
        splittedString.push_back(val);
        startIndex = endIndex + delimeter.size();
    }
    if(startIndex < stringToBeSplitted.size())
    {
        std::string val = stringToBeSplitted.substr(startIndex);
        splittedString.push_back(val);
    }
    return splittedString;
}
int main()
{
    std::string str = "Lets split this line using split functions";
    // Spliting the string by ''
    std::vector<std::string> splittedStrings = split(str, ' ');
    for(int i = 0; i < splittedStrings.size() ; i++)
        std::cout<<splittedStrings[i]<<std::endl;
    // Spliting the string by an another std::string
    std::vector<std::string> splittedStrings_2 = split(str, "split");
    for(int i = 0; i < splittedStrings_2.size() ; i++)
        std::cout<<splittedStrings_2[i]<<std::endl;    
    return 0;
}

参考资料

https://thispointer.com/how-to-split-a-string-in-c/