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/* Reverse order of all elements of Java Vector Example This java example shows how to reverse the order of all elements of Java Vector using reverse method of Collections class. */ import java.util.Vector; import java.util.Collections; public class ReverseOrderVectorExample { public static void main(String[] args) { //create a Vector object Vector v = new Vector(); //Add elements to Vector v.add("A"); v.add("B"); v.add("C"); v.add("D"); v.add("E"); System.out.println("Before Reverse Order, Vector Contains : " + v); /* To reverse the order of all elements of Java Vector use, static void reverse(List list) method of Collections class. This method reverse the order of elements of specified list. */ Collections.reverse(v); System.out.println("After Reverse Order, Vector Contains : " + v); } } /* Output would be Before Reverse Order, Vector Contains : [A, B, C, D, E] After Reverse Order, Vector Contains : [E, D, C, B, A] */ |
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