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 Tools and Libs > Commons Lang3 > Arrays > Array Reverse

Array Reverse 

Apache Commons Lang 3.0 is a java library with lot of utilities and reusable components. This requires the library commons-lang3-3.0.1.jar to be in classpath. The following example shows using ArrayUtils.reverse() API. It reverses the order of given array.

File Name  :  
com/bethecoder/tutorials/commons_lang/tests/arrays/ReverseTest.java 
Author  :  Sudhakar KV
Email  :  kvenkatasudhakar@gmail.com
   
package com.bethecoder.tutorials.commons_lang.tests.arrays;

import org.apache.commons.lang3.ArrayUtils;

public class ReverseTest {

  /**
   @param args
   */
  public static void main(String[] args) {

    String [] strings = "ONE""TWO""THREE""FOUR" };
    int [] ints = 1234567};

    ArrayUtils.reverse(strings);
    ArrayUtils.reverse(ints);
    
    System.out.println(ArrayUtils.toString(strings));
    System.out.println(ArrayUtils.toString(ints));
  }

}
   

It gives the following output,
{FOUR,THREE,TWO,ONE}
{8,7,6,5,4,3,2,1}


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