Day 1 Overridding Method Costructors instanceof Hiding Variable

Day 1 大綱繼承類別與實作介面 Overridding Method Costructors 多型轉型與instanceof Hiding Variable 與 Hiding Class Method

考題：介面 interface Reloadable{ public void reload(); } class Edit{ public void edit(){} } interface Displayable } Place here extends Place here Reloadable { public void display(); Place here extends public void display(){} Reloadable implements public void display(); Edit

考題: Overriding Method ✔ ✔ ✔

考題: Overriding Method ✔

考題：Overriding Method ✔

考題：Overriding Method class Alpha{ public void bar(int… x){} public void bar(int x){} } public class Delta extends Alpha{ public. Place void bar(int here x){} public int bar (String x){return ”x"; } Place here private void bar(int Place herex, int y){} } private void bar(int x){} public int bar(String x){return ”x"; } public Alpha bar(int x){} private void bar(int x, int y){} public int bar(int x){return x; }

Day 2 大綱 static、final 列舉型別巢狀類別 Exception

Day 3 大綱 Collection Generics IO 多執行緒其他API