string src("Avatar 123 5.2 Titanic K");
istringstream istrStream(src); //建立src到istrStream的聯(lián)系
string s1, s2;
int n; double d; char c;
istrStream >> s1 >> n >> d >> s2 >> c;
//以空格為分界的各數(shù)值則輸入到了對應(yīng)變量上

string* split(int& length, string str, const char token = ' ')

 const char SPACE = 0;
 if(token!=' ') {
 // 先把原有的空格替換為ASCII中的不可見字符
 replace(str.begin(), str.end(), ' ', SPACE); 
 // 再把分隔符換位空格，交給字符串流處理
 replace(str.begin(), str.end(), token, ' ');
 }

 //實(shí)例化一個字符串輸入流，輸入?yún)?shù)即待處理字符串
 istringstream i_stream(str); 
 //將length置零
 length = 0; 
 queue<string> q;
 //用一個string實(shí)例s接收輸入流傳入的數(shù)據(jù)，入隊并計數(shù)
 string s;
 while (i_stream>>s) {
 q.push(s);
 length++;
 }

 //根據(jù)計數(shù)結(jié)果動態(tài)開辟一個字符串?dāng)?shù)組空間
 string* results = new string[length]; 
 //將隊列中的數(shù)據(jù)轉(zhuǎn)入數(shù)組中
 for (int i = 0; i < length; i++) {
 results[i] = q.front();
 //將替換掉的空格進(jìn)行還原
 if(token!=' ') replace(results[i].begin(), results[i].end(), SPACE, ' ');
 q.pop();
 }

#include <iostream>
#include <string>
#include <queue>
#include <sstream>
#include <algorithm>
using namespace std;

string* split(int& length, string str,const char token = ' ') {
 const char SPACE = 0;
 if(token!=' ') {
 replace(str.begin(), str.end(), ' ', SPACE);
 replace(str.begin(), str.end(), token, ' ');
 }
 istringstream i_stream(str);
 queue<string> q;
 length = 0;
 string s;
 while (i_stream>>s) {
 q.push(s);
 length++;
 }
 string* results = new string[length];
 for (int i = 0; i < length; i++) {
 results[i] = q.front();
 q.pop();
 if(token!=' ') replace(results[i].begin(), results[i].end(), SPACE, ' ');
 }
 return results;
}

//測試：
int main() {
 int length;
 string* results = split(length, "a b,c,d,e,f g", ',');
 for (int i = 0; i < length; i++) cout<<results[i]<<endl;
 return 0;
}