CPP
cpp
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#include <iostream>
using namespace std;
class Test
{
public:
void display()
{
cout << m_val << " display\n";
}
void setValue(int val)
{
m_val = val;
}
private:
int m_val = 0;
};
void fn1(Test* ptr, void(Test::* fp3)())
{
(ptr->*fp3)();
}
int main()
{
Test ob;
int val = 5;
ob.setValue(val);
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OUTPUT
Run