单选题Given the following code: public class Test { void printValue(int m){ do { System.out.println("The value is"+m); } while( --m 10 ) } public static void main(String arg[]) { int i=10; Test t= new Test(); t.printValue(i); } } Which will be output?()A The value is 8B The value is 9C The value is 10D The value is 11
单选题
Given the following code: public class Test { void printValue(int m){ do { System.out.println("The value is"+m); } while( --m > 10 ) } public static void main(String arg[]) { int i=10; Test t= new Test(); t.printValue(i); } } Which will be output?()
A
The value is 8
B
The value is 9
C
The value is 10
D
The value is 11
参考解析
解析:
此题考察的是do… while循环和 -- 操作符的知识,do…while最少被执行一次,在执行完do中的内容后判断while中的条件是否为true,如果为true的话就再执行do中的内容,然后再进行判断,以此类推直到while的判断为false时退出循环执行循环后面的内容,而—操作符的规则是在变量右边的-- 将先进行运算,然后才是使变量的值减一,而在变量左边的是先将变量的值减一再运算。
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