已知如下代码: 1: class Example { 2: String str; 3: public Example( ){ 4: str= "example"; 5: } 6: public Example(String s){ 7: str=s; 8: } 9: } 10: class Demo extends Example{ 11: } 12: public class Test { 13: public void f ( ) { 14: Example ex = new Example("Good"); 15: Demo d = new Demo("Good"); 16: }} 哪句语句会导致错误?
发布于 2020-12-25 16:55:50
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