65.算法容器函数

#include <iostream>
#include <functional>
#include <vector>
#include <algorithm>
#include <numeric>
using namespace std;
using namespace std::placeholders;

class myclass
{
public:
    int get(int data)
    {
        return data % 2;
    }
};

void main()
{
    //创建容器
    vector<int> myint{ 1,2,3,4,5,6,7,8,9,10 };
    //逐个数据进行判断是否满足lambda表达式
    int num = count_if(myint.begin(), myint.end(), [](int data)->bool {return data % 2 == 0; });
    cout << num << endl;
    myclass my1;
    auto fun = bind(&myclass::get, &my1, _1);
    num = count_if(myint.begin(), myint.end(), [](int data)->bool {return data % 2 == 0; });
    cout << num << endl;
    cin.get();
}