PPT Slide

L=3, W=9, H=2

Objects and References

Assignment with References to Objects:

Code: Memory:

Box box1;

Box box2;

box1

box2

box1 = new Box(8, 5, 7);

L=8, W=5, H=7

box1 box2

box2 = box1;// note: two references// but only one object

box1box2

box1 =

new Box(3, 9, 2);

box1box2

box1 = box2;

// Old reference lost!

box1box2

L=8, W=5, H=7

L=8, W=5, H=7

L=3, W=9, H=2

L=8, W=5, H=7

Previous slide

Next slide

Back to first slide

View graphic version