why-jay · January 24, 2015 06:45
diff --git a/gistfile1.cpp b/gistfile1.cpp
 #include <iostream>
 #include <thread>
 #include <vector>

 using namespace std;

 int main()
 {
 	vector<thread> workers;
 	for (int i = 0; i < 5; ++i)
 	{
 	    // notice the [=], which means capture by copy
 	    workers.push_back(thread([=] { cout << i; }));
 	}
 	for (thread& t: workers) t.join();
 	return 0;
 }
	#include <iostream>
	#include <thread>
	#include <vector>

	using namespace std;

	int main()
	{
	vector<thread> workers;
	for (int i = 0; i < 5; ++i)
	{
	// notice the [=], which means capture by copy
	workers.push_back(thread([=] { cout << i; }));
	}
	for (thread& t: workers) t.join();
	return 0;
	}