#include <iostream> #include <string> #include <algorithm> // 使用算法 需要引入的頭文件 #include <vector>using namespace std;void callback(int i) {cout << i << endl; }void test1() {// 操作內置類型vector<int> v;for (int i = 0; i < 5; ++i) {v.push_back(i);}vector<int>::iterator itBegin = v.begin();vector<int>::iterator itEnd = v.end();while (itBegin!=itEnd){cout << *itBegin << endl;++itBegin;}for (vector<int>::iterator it = v.begin(); it != v.end(); ++it) {cout << *it << endl;}for_each(v.begin(), v.end(), callback); }class Person { public:Person(string name, int age) {this->m_name = name;this->m_age = age;}string m_name;int m_age; }; void test2() {//操作自定義類型Person p1("XiaoWang", 18);Person p2("XiaoMing", 28);Person p3("LaoWang", 48);vector<Person> v;v.push_back(p1);v.push_back(p2);v.push_back(p3);for (vector<Person>::iterator it = v.begin(); it != v.end(); ++it) {cout << (*it).m_name << (*it).m_age <<endl;} }void test3() {// 操作 自定義類型的指針類型Person p1("XiaoWang", 18);Person p2("XiaoMing", 28);Person p3("LaoWang", 48);vector<Person*> v;v.push_back(&p1);v.push_back(&p2);v.push_back(&p3);for (vector<Person*>::iterator it = v.begin(); it != v.end(); ++it) {cout << (*it)->m_name << (*it)->m_age << endl;} }void test4() {// 操作嵌套類型vector<int> v1;vector<int> v2;vector<int> v3;for (int i = 0; i < 5; i++) {v1.push_back(i); // 0 1 2 3 4v2.push_back(i + 10); // 10 11 12 13 14v3.push_back(i + 100); // 100 101 102 103 104}vector< vector<int> > vv;vv.push_back(v1);vv.push_back(v2);vv.push_back(v3);for (vector<vector<int>>::iterator it = vv.begin(); it!=vv.end(); ++it) {for (vector<int>::iterator subit = (*it).begin(); subit != (*it).end(); ++subit) {cout << (*subit) << endl;}} }int main() {//test1();//test2();//test3();test4();return 0; }

總結

以上是生活随笔為你收集整理的C++ STL 三大组件(容器|算法|迭代器) 初步使用01的全部內容，希望文章能夠幫你解決所遇到的問題。

如果覺得生活随笔網站內容還不錯，歡迎將生活随笔推薦給好友。