?? compare1.java
字號:
class Aclass{
int cint=1;
}
public class Compare1{
String s1=new String("abc");
String s2=new String("abc");
int i1=1,i2=1;
public static void main(String arg[]){
Compare1 c=new Compare1();
Aclass c1=new Aclass();
Aclass c2=new Aclass();
System.out.println("i1==i2?"+(c.i1==c.i2));
System.out.println("s1.equals(s2)?"+(c.s1.equals(c.s2)));
System.out.println("s1==s2?"+(c.s1==c.s2));
c.s1=c.s2;
System.out.println("s1.equals(s2) after s1=s2?"+(c.s1.equals(c.s2)));
System.out.println("s1==s2 after s1=s2?"+(c.s1==c.s2));
System.out.println("c1==c2?"+(c1==c2));
System.out.println("c1.equals(c2)?"+(c1.equals(c2)));
c1=c2;
System.out.println("c1==c2 after c1=c2?"+(c1==c2));
System.out.println("c1.equals(c2) after c1=c2?"+(c1.equals(c2)));
}
}
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