array in java code example

Example 1: java array declaration

int[] array = new int[/*size*/];
// Works for double, char, etc.

Example 2: Arrays in java

// Accessing array elements using for loop
public class AccessingArrayElements
{
   public static void main(String[] args)
   {
      int[] arrNum = {25, 23, 15, 20, 24};
      for(int a = 0; a < arrNum.length; a++)
      {
         System.out.println(arrNum[a]);
      }
   }
}

Example 3: arrays in java

int[] arr;			// Declaration dataType can int, float etc.
arr = new int[N];	// Allocation N = 0 to 2,147,483,647.

Example 4: array in java

Size is fixed
It supports both primitives and objects
Can be also multi-dimensional