问题:
1. public class Test {
2. public static void main (String []args) {
3. unsigned byte b = 0;
4. b--;
5.
6. }
7. }
What is the value of b at line 5?()
A . -1
B . 255
C . 127
D . Compilation will fail.
E . Compilation will succeed but the program will throw an exception at line 4.
1. public class Test {
2. public static void main (String []args) {
3. unsigned byte b = 0;
4. b--;
5.
6. }
7. }
What is the value of b at line 5?()
● 参考解析
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