Shuffling the Elements of a List or Array - Java Collection Framework

Java examples for Collection Framework:List

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Description

Shuffling the Elements of a List or Array

Demo Code

import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;

public class Main {
  public void m() {
    // Create a list
    List list = new ArrayList();

    // Add elements to list

    // Shuffle the elements in the list
    Collections.shuffle(list);//from   w  w  w  .java  2  s .  c o  m

    // Create an array
    String[] array = new String[] { "a", "b", "c" };

    // Shuffle the elements in the array
    Collections.shuffle(Arrays.asList(array));
  }
}

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