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/* Append all elements of other Collection to Java Vector Example This Java Example shows how to append all elements of other Collection object at the end of Java Vector object using addAll method. This program shows how to append all elements of Java ArrayList to Java Vector object. */ import java.util.Vector; import java.util.ArrayList; public class AppendAllElementsOfOtherCollectionToVectorExample { public static void main(String[] args) { //create Vector object Vector v = new Vector(); //Add elements to Vector v.add("1"); v.add("2"); v.add("3"); //create a new ArrayList object ArrayList arrayList = new ArrayList(); arrayList.add("4"); arrayList.add("5"); /* To append all elements of another Collection to Vector use boolean addAll(Collection c) method. It returns true if the Vector was changed by the method call. */ //append all elements of ArrayList to Vector v.addAll(arrayList); //display elements of Vector System.out.println("After appending all elements of ArrayList, Vector contains.."); for(int i=0; i<v.size(); i++) System.out.println(v.get(i)); } } /* Output would be After appending all elements of ArrayList, Vector contains.. 1 2 3 4 5 */ |
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