The following code example shows how to Find the Sum of Array Elements in JSP. So, we need to define a function that computes the sum of array elements. Therefore, we use the declaration block to define the function. Further, we need to use the scriptlet that contains the function call.

<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "">
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Sum of Array Elements...</title>
<H1>Summation of Array Elements</H1>
<%! int findsum(int myarray[])
		int sum=0;
		for(int i=0; i<myarray.length; i++)
		return sum;
		int arr1[]={12,-2,38,74,15,96,-97,28,-129,1350}, j;
		out.print("<b>Array Elements are </b><br>");
		for(j=0; j<arr1.length; j++)
			out.print(arr1[j]+ " ");
		out.print("<br><br><b>Sum of Array elements : </b>" +findsum(arr1));


Sum of Array Elements…

Summation of Array Elements

Array Elements are
12 -2 38 74 15 96 -97 28 -129 1350

Sum of Array elements : 1385