public class StringDemo {public static void main(String[] args) {String stra="hello";String strb=new String("hello");String strc=strb;System.out.println(stra==strc);}}程序运行结果为()
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public class StringDemo {public static void main(String[] args) {String stra="hello";String strb=new String("hello");String strc=strb;System.out.println(strb==strc);}}程序运行结果为()
public class StringDemo {public static void main(String[] args) {String stra="hello";System.out.println("hello".equals(stra));}}程序运行结果为()
public class StringDemo {public static void main(String[] args) {String stra=new String("hello");System.out.println("hello"==stra);}}程序运行结果为()
public class StringDemo {public static void main(String[] args) {String stra="hello";String strb="hello";System.out.println(strb==stra);}}程序运行结果为()