String Constants Demo Demo

public class Stringdemo {public static void main (string[] args) {//TODO auto-generated method stubstring str = "ABC"; String str2 = "abc";//system.out.println (STR==STR2);  True//system.out.println (Str.equals (str2)); TrueString STR3 = new String ("abc"); String STR4 = "abc";//system.out.println (STR3==STR4);  False//system.out.println (Str3.equals (STR4)); truestring STR5 = "AB" + "C"; String STR6 = "a" + "BC";//system.out.println (STR5==STR6);  True//system.out.println (Str5.equals (STR6)); truestring STR7 = "AB"; String str8 = str7+ "C"; String STR9 = "AB" + "C";//system.out.println (Str8.equals (STR9)); True//system.out.println (Str8 = = STR9); False  --str8 is a variable at run time, while STR9 is a string constant expression string str10 = "abc"; String str11 = new String ("abc"); String str12 = Str11.intern (); System.out.println (Str10 = = Str11); FalseSystem.out.println (Str10.equals (STR11)); TrueSystem.out.println (Str11.equals (str12)); True}}

String Constants Demo Demo