我是 C++ 新手,所以有一个问题。
有C++代码:
class Test
{
public:
std::string name;
Test(){};
Test(std::string name) {
std::cout << "Create " << name << '\n';
Test::name = name;
};
~Test() {std::cout << "Destroy " << name << '\n';}
};
std::vector<Test> test {Test("one"), Test("two"), Test("three")};
void main()
{
for (auto i : test)
std::cout << i.name << '\n';
std::cout << "Clear\n";
test.clear();
}
Run Code Online (Sandbox Code Playgroud)
这是输出:
Create one
Create two
Create three
Destroy three
Destroy two
Destroy one
one
Destroy one
two
Destroy two
three
Destroy …Run Code Online (Sandbox Code Playgroud)