单选题class MyApp{ public static void main(String[] args){ int age; System.out.println(“age=”+age); } } 执行上述代码后输出的结果是哪项?()Aage=0Bage=nullCage=D程序编译错误
单选题
class MyApp{ public static void main(String[] args){ int age; System.out.println(“age=”+age); } } 执行上述代码后输出的结果是哪项?()
A
age=0
B
age=null
C
age=
D
程序编译错误
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