C++之字符串分割函数split

c++之字符串分割：

 /*
   *c++之字符串分割：
   */
 
 #include <iostream>
 #include <string>
 #include <vector>
 
 void split(const std::string& s, const std::string& delim,std::vector< std::string >& ret)
 {
     size_t last = ;
     size_t index=s.find_first_of(delim,last);
     while (index!=std::string::npos) {
         ret.push_back(s.substr(last,index-last));
         last=index+;
         index=s.find_first_of(delim,last);
     }
     if (index-last>) {
         ret.push_back(s.substr(last,index-last));
     }
 }  
 
 //取vector的最后一个元素：
 std::string tmp = str_arr[str_arr.size()-];
 
 int main()
 {
     std::string str = "test/jjksdf";
     if(str.find("/") != std::string::npos){
         std::vector<std::string> svec;
         split(str, "/", svec);
         std::cout << "first:" << svec[] << " second: "<< svec[] << std::endl;
     }
     std::cout << "src string: " << str << std::endl;
 
     return ;
 }