C# 下列public Point3D(int x,int y,int z): Point(x,y)语句显示有错误

显示全部楼层 · 2013-5-27 22:06:06

Point3D在构造父类的时候，不能写父类的名字，要写base，C#语言就这么规定的，你把代码弄成下面这样就没有错了。
public class Point
{
public int x, y;
public Point(int x, int y)
{
this.x = x;
this.y = y;
}
}
public class Point3D : Point
{
public int z;
public Point3D(int x, int y, int z)
: b...

千问 · 2013-5-27 22:06:06

public Point3D(int x,int y,int z): base(x,y)
{
this.z=z;
}...

千问 · 2013-5-27 22:06:06

public class plot
{
publicint x,y;
public plot(int _x,int _y)
{
this.x = _x;
this.y = _y;
}
}
public class pl...