Prefix increment and postfix increment operators. - Java Language Basics

Java examples for Language Basics:Operator

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Description

Prefix increment and postfix increment operators.

Demo Code

public class Main 
{
   public static void main(String[] args)
   {   //from  www .jav  a  2s  .co  m
      // demonstrate postfix increment operator
      int c = 5; 
      System.out.printf("c before postincrement: %d%n", c); // prints 5
      System.out.printf("    postincrementing c: %d%n", c++); // prints 5
      System.out.printf(" c after postincrement: %d%n", c); // prints 6

      System.out.println(); // skip a line

      // demonstrate prefix increment operator
      c = 5; 
      System.out.printf(" c before preincrement: %d%n", c); // prints 5
      System.out.printf("     preincrementing c: %d%n", ++c); // prints 6
      System.out.printf("  c after preincrement: %d%n", c); // prints 6
   } 
}

Result


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