单项选择题
下列方法定义正确的是 ()
A.Person method1(){return 1;}
B.int x(){char ch=’a’;return (int)ch;}
C.void method1(){return true;}
D.Boolean method1(){return "false";}
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单项选择题
A.Person method1(){return 1;}
B.int x(){char ch=’a’;return (int)ch;}
C.void method1(){return true;}
D.Boolean method1(){return "false";}
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