Strings are data values that can have any length and contain any characters. They are subject to logical operations like AND, OR, exclusive OR, and logical NOT. Strings can be concatenated, copied, reversed, joined, and split. When Strings are numeric, there is the need to perform arithmetic operations on them or find their absolute value or convert them from binary to hexadecimal, and vice versa. All this and more can be accomplished using the String class of objects.
The class String subclasses (specializes) The Object Class and inherits (specializes) in addition: