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C++ 类元素上的指针,并将指针保存在数组中_C++_Arrays_Class_Pointers_Save - Fatal编程技术网

C++ 类元素上的指针,并将指针保存在数组中

C++ 类元素上的指针,并将指针保存在数组中,c++,arrays,class,pointers,save,C++,Arrays,Class,Pointers,Save,这是我的代码: class Node { private: unsigned number; unsigned color; public: Knoten(unsigned int number = 0, unsigned int color = 0) {} void set_number(unsigned int a){ number = a; } void set_color(unsigned int b){ color = b

这是我的代码:

    class Node {

private:
    unsigned number;
    unsigned color;


public:
    Knoten(unsigned int number = 0, unsigned int color = 0)
    {}

void set_number(unsigned int a){
    number = a;
}
void set_color(unsigned int b){
    color = b;
}

unsigned int get_number(void){
    return number;
}

unsigned int get_color(void){
    return color;
}
void print(void){
    cout << number << " " << color << endl;
    }
};

int main(){

Node node1, node 2, node 3;
Knoten* n1,n2,n3;
n1=&node1;
n2=&node1;
n3=&node1;

node1.set_number(1);
node1.set_color(3);

node2.set_number(2);
node2.set_color(5);

node3.set_number(3);
node3.set_color(7);

node1.ausgabe();
node2.ausgabe();
node3.ausgabe();

Node* matrix[2][2];

return 0;
好的,我想把指针保存在数组中。 一旦它们在数组中,如何编辑每个数组元素的属性。 例如 n1保存在矩阵[0][0]中。 颜色从3变为10。 我是怎么做到的


谢谢

如果我正确理解了您的意思,并且没有考虑到您的无效代码,那么您可以使用expression

matrix[0][0]->set_color( 10 );


谢谢,这很简单。我尝试了很多东西,但我没有想到这个主意:D
if ( matrix[0][0]->get_color() == 3 ) matrix[0][0]->set_color( 10 );