Java Reference
In-Depth Information
This program generates the following output:
You can
concatenate
(join together) two strings using the
+
operator. For example, this
statement
initializes
str4
with the string "OneTwoThree".
Ask the Expert
Q
:
Why does
String
define the
equals( )
method? Can't I just use
==
?
A
:
The
equals( )
method compares the character sequences of two
String
objects for
equality. Applying the
==
to two
String
references simply determines whether the
two references refer to the same object.
Arrays of Strings
Like any other data type, strings can be assembled into arrays. For example:
