主题:请问这两个有什么不同
class test
{
public int devide(int x,int y)
{
int result = x/y;
return result;
}
}
class teston
{
public static void main(String[] args)
{
try
{
new test().devide(3,0);
}catch(Exception e)
{
System.out.println("erro");
}
System.out.println("my is sea");
}
}
和
class test
{
public int devide(int x,int y)
{
int result = x/y;
return result;
}
}
class teston extends test
{
public static void main(String[] args)
{
try
{
new test().devide(3,0);
}catch(Exception e)
{
System.out.println("erro");
}
System.out.println("my is sea");
}
}
“extends test”是不是有没有都无所谓;结果都一样;
{
public int devide(int x,int y)
{
int result = x/y;
return result;
}
}
class teston
{
public static void main(String[] args)
{
try
{
new test().devide(3,0);
}catch(Exception e)
{
System.out.println("erro");
}
System.out.println("my is sea");
}
}
和
class test
{
public int devide(int x,int y)
{
int result = x/y;
return result;
}
}
class teston extends test
{
public static void main(String[] args)
{
try
{
new test().devide(3,0);
}catch(Exception e)
{
System.out.println("erro");
}
System.out.println("my is sea");
}
}
“extends test”是不是有没有都无所谓;结果都一样;