}
void ObjShow12(Base &obj) //以基本类Base的引用作为参数
{
obj.Show();
}
void ObjShow13(Base obj) //以基本类的对象Base作为参数
{
obj.Show();
}
void ObjShow21(Der1 * pobj) //以指向Der1类的指针作为参数
{
pobj->Show();
}
void ObjShow22(Der1 &obj) //以Der1类的引用作为参数
{
obj.Show();
}
voiing
Crab
因此,Thing
Crab类的声明对Thing代表的模板类做了另外三个假设,即这个类包含一个push()方法和一个pop()方法,且这些方法有特定的接口。Crab类可以使用任何与Thing类型声明匹配,并包h equirectangular is that it doesn’t preserve areas or represent the earth’s surface all that well. The debate of how to best project a sphere onto a two dimensional surface has a fascinating history, and D3’s enormous collection of geographic projections shows the many ways people have attempted to
内容优质,资源真实,很棒!
2021-08-01 下午6:06