public class Arrays {

public static void main (String[] args) {

// Declaración y creación

int[] numbers = new int[3];

System.out.println(numbers);

String[] names = {"Hector", "Varon", "hvaron@gmail.com"};

System.out.println(names);

// Acceso

System.out.println(numbers[0]);

System.out.println(names[0]);

System.out.println((new String[3])[0]);

// Moodificación

numbers[0] = 1;

numbers[1] = 10;

System.out.println(numbers[0]);

System.out.println(numbers[1]);

// numbers[3] = 2; La posicion 3 no existe, Error

System.out.println(names[2]);

names[2] = "hvaron";

System.out.println(names[2]);

System.out.println(names.length);

names[2] = null;

System.out.println(names[2]);

System.out.println(names.length);

// numbers[2] = null; Error

boolean [] booleans = new boolean[5];

System.out.println(booleans[4]);

}

}