Array_Q

1. Program 

How to find out size of an array ?


class G
{
 public static void main(String[] args)
 {
  String[] a = new String[15];
  System.out.println(a.length);
 }
}

2. Program

How to print element of an array ?


class H
{
 public static void main(String[] args)
 {
  int[] a = new int[10];
  for(int i = 0 ; i < a.length ; i++)
  {
   System.out.println(a[i]);
  }
 }
}

3. Program

How to assign index itself as an array elements ?


class I
{
 public static void main(String[] args)
 {
  int[] a = new int[10];
  for(int i = 0 ; i < a.length ; i++)
  {
   a[i] = i ;
  }
  
  for(int i = 0 ; i < a.length ; i++)
  {
   System.out.print( a[i] + ", ");
  }
 }
}

4. Program

//How to assign an initial values to an array while defining an array?


class K
{
 public static void main(String[] args)
 {
  int[] a = {2, 34, 4, 16, 77, 1, 8};
  for(int i = 0; i < a.length ; i++)
  {
   System.out.print( a[i] + ", ");
   
  }
 }
}

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