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Aug 22 2007, 1:55 AM EDT jefflinweb
 
edit 24 words added
13 words deleted
Change: 的左邊通 常是任何的左邊通常是 任何 object reference expression或variable,但右邊必須是與左邊有繼承 關係的 class, interface, 或 array type,否則會發生error。 Interface Foo{} class A implements Foo{} class B extends A {} …. A a = new A(); B b = new B(); 下列狀況為true: 1.a instanceof Foo 2.b instanceof A   View changes from previous version. (Word count: 252)
Aug 22 2007, 1:45 AM EDT jefflinweb
 
edit 366 words added
Aug 22 2007, 1:44 AM EDT jefflinweb
Rename 
rename No content added or deleted.
Aug 22 2007, 1:43 AM EDT jefflinweb
 
create No content added or deleted.