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Java™ How to Program, Seventh Edition by P. J. Deitel - Deitel & Associates, Inc., H. M. Deitel - Deitel & Associates, Inc.

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4.12. Increment and Decrement Operators

Java provides two unary operators for adding 1 to or subtracting 1 from the value of a numeric variable. These are the unary increment operator, ++, and the unary decrement operator, --, which are summarized in Fig. 4.15. A program can increment by 1 the value of a variable called c using the increment operator, ++, rather than the expression c = c +1 or c+= 1. An increment or decrement operator that is prefixed to (placed before) a variable is referred to as the prefix increment or prefix decrement operator, respectively. An increment or decrement operator that is postfixed to (placed after) a variable is referred to as the postfix increment or postfix decrement operator, respectively.

Figure 4.15. Increment ...

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