C++ 03 —— this

源碼

// 03This.cpp : Defines the entry point for the console application.
//

#include "stdafx.h"
#include "iostream.h"

class Test
{
    int i;
    int j;
public:
    void SetI(int ai)
    {
        cout << "this is :" << this << endl;
        this->i = ai;// 這句話等價於 i = ai;
    }
};

int main(int argc, char* argv[])
{
    Test t1, t2;

    cout << "t1 addr is :" << &t1 << endl;
    t1.SetI(1);
    cout << "t2 addr is :" << &t2 << endl;
    t2.SetI(1);

    //結論：class的member function內部，默認有一個this指針，指向調用者對象
    //問題：所有的member function都含有this指針嗎？
    return 0;
}

問題：所有的member function都含有this指針嗎？

靜態成員函數沒有this指針