Storing Text in Strings
Strings are a common feature in computer programming because they provide a way to store text and present it to users. The most basic element of a string is a character. A character is a single letter, number, punctuation mark, or other symbol.
In Java programs, a character is one of the types of information that can be stored in a variable. Character variables are created with the char type in a statement such as the following:
char keyPressed;
This statement creates a variable named keyPressed that can store a character. When you create character variables, you can set them up with an initial value, as in the following:
char quitKey = '@';
Note that the value of the character must be surrounded by single quotation ...
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