Dynamic Array, Java

Dynamic Array

public class DynamicArray {

public static void main (String[] args){
ArrayList<Integer> data = new ArrayList<>();
System.out.println("Panjang data awal: "+data.size());
for (int i = 0; i < 10; i++){
data.add(i * 10);
}
System.out.println("\nPanjang data setelah ditambah elemen: "+data.size());
for (int i = 0; i < data.size(); i++){
System.out.println("elemen ke - " + i + " : " + data.get(i));
}
System.out.println("\nApakah array list kosong: "+data.isEmpty());
System.out.println("\nMencari indeks dari suatu nilai di dalam array list: ");
System.out.println(data.indexOf(60)); System.out.println(data.indexOf(70));
System.out.println("\nMemeriksa keberadaan suatu nilai di dalam array list: ");
System.out.println(data.contains(60)); System.out.println(data.contains(70));
System.out.println("\nUpdate nilai di dalam array list: ");
data.set(6, 600); data.set(7, 700);
System.out.println(data.get(6)); System.out.println(data.get(7));
System.out.println("\nMenghapus suatu nilai di dalam array list: ");
data.remove(6); data.remove(6);
System.out.println("\nPanjang data setelah menghapus beberapa elemen: "+data.size());
for (int i = 0; i < data.size(); i++){
System.out.println("elemen ke - " + i + " : " + data.get(i));


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