class CKeyWordExplicityTest
{
public:
//explicit CKeyWordExplicityTest(int i_i)
//{
//}
CKeyWordExplicityTest(int i_i)
{
}
};
int _tmain(int argc, _TCHAR* argv[])
{
CKeyWordExplicityTest keyWrodExplicityTest=1;
return 0;
}
explicity 关键字用于构造函数的声明
效果是防止这个构造函数用于隐式构造