spilt函数的实现

 1 //spilt函数的实现
 2 //假设以空格切分:char c = ' ';
 3 class Solution 
 4 {
 5     vector<string> res; 
 6     void spilt(string s,char c,vector<string> &res)
 7     {
 8         istringstream iss(s);
 9         string temp;
10         while(getline(iss,temp,c))
11         {
12             //如果temp不为空，才可以添加进去
13             if(!temp.empty()) res.push_back(temp);
14         }
15     }
16 };