how to use string classes:creating string
String class:
Strings, which are widely used in Java programming, are a sequence of characters. In the Java programming language, strings are objects.One very important thing to notice about String is that String object are immutable that means once a String object is created, its contents cannot be altered. However if you need to change a String, you can do it by creating a new String object.. string you create is actually an object of type String. Even string constants are actually String objects.