Java 前缀增量和后缀增量运算符。

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public class Main /*from N o w J a v a . c o m*/

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{

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   public static void main(String[] args)

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   {   

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      // demonstrate postfix increment operator

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      int c = 5; 

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      System.out.printf("c before postincrement: %d%n", c); // prints 5

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      System.out.printf("    postincrementing c: %d%n", c++); // prints 5

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      System.out.printf(" c after postincrement: %d%n", c); // prints 6

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

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      // demonstrate prefix increment operator

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      c = 5; 

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      System.out.printf(" c before preincrement: %d%n", c); // prints 5

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