String str=new String("JAVA");
System.out.println("value of str before "+str); //JAVA
String str2=null;
str=str2;
System.out.println("value of str"+str); //null
System.out.println("value...
Type: Posts; User: javaDev90
mutable and immutable concept of java
String str=new String("JAVA");
System.out.println("value of str before "+str); //JAVA
String str2=null;
str=str2;
System.out.println("value of str"+str); //null
System.out.println("value...