public static void main(String[]args){ String str="null"; if(str==null){ System.out.println("null"); }else(str.length()==0){ System.out.println("zero"); }else{ System.out.println("some"); } } What is the result?()
- A、null
- B、zero
- C、some
- D、Compilationfails.
- E、Anexceptionisthrownatruntime.
正确答案:D
答案解析:有
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