Stringstream usage in C++

stringstream is a class in C++ that allows strings to be processed as streams, which means that familiar stream input, output statements can be used to read from or write to them.

example

#include <string>
#include <sstream>
#include <iostream>
#include <stdio.h>
 
using namespace std;
 
int main()
{
    
    
   string str="aaa bbb ccc ddd";
   stringstream s(str);
   string word;
   while(s>>word){
    
    
    cout<<word<<endl;
   }
    return 0;
}

output result