Sum_of_Array.java

// Java Program to find sum of elements in a given array
class Test {
	static int arr[] = { 12, 3, 4, 15 };

	// method for sum of elements in an array
	static int sum()
	{
		int sum = 0; // initialize sum
		int i;

		// Iterate through all elements and add them to sum
		for (i = 0; i < arr.length; i++)
			sum += arr[i];

		return sum;
	}

	// Driver method
	public static void main(String[] args)
	{
		System.out.println("Sum of given array is "
						+ sum());
	}
}