Java Collections.reverse(List <?> list)
Syntax
Collections.reverse(List <?> list) has the following syntax.
public static void reverse(List <?> list)
Example
In the following code shows how to use Collections.reverse(List <?> list) method.
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
//w ww .j av a 2 s . com
public class Main {
public static void main(String[] args) {
// create array list object
List<String> arrlst = new ArrayList<String>();
// populate the list
arrlst.add("A");
arrlst.add("B");
arrlst.add("C");
arrlst.add("D");
arrlst.add("from java2s.com");
System.out.println("The initial list is :"+arrlst);
// reverse the list
Collections.reverse(arrlst);
System.out.println("The Reverse List is :"+arrlst);
}
}
The code above generates the following result.
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