![](https://cos-cdn.shuashuati.com/pipixue-wap/2020-1230-1107-56/ti_inject-812ce.png)
以下代码运行结果是( ) 。 public class TestIntern public static void main(String args[ ]) ( string s1="123456"; String s2= "123456"; String s3= "123" + "456"; String a0= "123"; String s4=a0 +"456"; String s5= new String("123456"); String s6=s5.intern( ); System.out.println("s2"+((s2==s1) ?" ==":"!=") +"s1"); System.out.println("s3"+ ((s3==s1) ?" ==":"!=") +"s1"); System.out.println ("s4" +((s4==s1) ?" ==":"!=" )+"s1"); System.out.println("s5" + ((s5==s1) ?" ==":"!=") +"s1"); System.out.println ("s6" + ((s6==s1) ?" ==":"!=") +"s1"); } }