Java Collection How to - Replace an element from List using ListIterator

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Question

We would like to know how to replace an element from List using ListIterator.

Answer

//from   w w  w  .j av a 2s  . c o m
import java.util.ArrayList;
import java.util.ListIterator;

public class Main {
  public static void main(String[] args) {
    ArrayList<String> aList = new ArrayList<String>();

    aList.add("1");
    aList.add("2");
    aList.add("3");
    aList.add("4");
    aList.add("5");

    ListIterator<String> listIterator = aList.listIterator();
    listIterator.next();

    listIterator.set("100");
    for (String str : aList) {
      System.out.println(str);
    }
  }
}

The code above generates the following result.

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