iterfind.cpp

来自「本课程主要介绍面向对象程序设计的方法和c++语言的基本概念。以c++语言中的面向」· C++ 代码 · 共 25 行

// iterfind.cpp
// find() returns a list iterator
#include <iostream>
#include <algorithm>
#include <list>
using namespace std;

int main()
   {
   list<int> theList(5);      // empty list holds 5 ints
   list<int>::iterator iter;  // iterator
   int data = 0;
                              // fill list with data
   for(iter = theList.begin(); iter != theList.end(); iter++)
      *iter = data += 2;      //2, 4, 6, 8, 10
                              // look for number 8
   iter = find(theList.begin(), theList.end(), 8);
   if( iter != theList.end() )
      cout << "\nFound 8.\n";
   else
      cout << "\nDid not find 8.\n";
   return 0;
   }