code. compile. run. debug. share.
Source Code
Language
#include <functional>
#include <string>
#include <iostream>
#include <memory>
using namespace std;
class A {
public :
function<void()> fn(string str){ // (2)
struct closure {
int num;
};
auto ptr = make_shared<closure>();
ptr->num = 99;
auto fn = [=](){
ptr->num++;
cout << ptr->num << " -- " << str << endl;
};//fn
return fn;
}//fn
};//A
A a;
int main(){
auto fn = a.fn("1");
fn();
fn();
auto fn2 = a.fn("2");
fn2();
fn2();
return 0;
}//main
Compiling Program...
Standard Input:
Interactive Console
Text
Program is not being debugged. Click "Debug" button to start program in debug mode.
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