关于以下程序段,正确的说法是1. String s1="Hello";2. String s2="Hello";3. if(s1= =s2、4. System.out.println("s1= =s2");5. if (s1.equals(s2、)6. System.out.println("s1.equals(s2、");A. 行4与行6都将执行B. 行4执行,行6不执行C. 行6执行,行4不执行D. 行4、行6都不执行

关于以下程序段,正确的说法是

1. String s1="Hello";

2. String s2="Hello";

3. if(s1= =s2、

4. System.out.println("s1= =s2");

5. if (s1.equals(s2、)

6. System.out.println("s1.equals(s2、");

A. 行4与行6都将执行

B. 行4执行,行6不执行

C. 行6执行,行4不执行

D. 行4、行6都不执行


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