Average Method

Average Method

Step 1:

Step 1: Code

Default.aspx

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title>mm.LINQIntro10</title>
</head>
<body style="background-color: #C0C0C0">
<form id="form1" runat="server">
<div style="padding: 10px; background-position: center; background-color: #FFFFCC; vertical-align: middle; width: 90%;">
<asp:Label ID="L1" runat="server" Text="Average:Enuerable Method<br/>"></asp:Label>
</div>
</form>
</body>
</html>

Default..aspx.cs

using System;
using System.Data;
using System.Linq;
using System.Linq.Expressions;
using System.Collections.Generic;
using System.Collections;

public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
List<int> grades = new List<int> { 78, 92, 100, 37, 81 };
double average1 = grades.Average();
L1.Text += "<br/>List<int> grades average :" + average1.ToString() ;
long?[] longs = { null, 10007L, 37L, 399846234235L };
double? average2 = longs.Average();
L1.Text += "<br/>long?[] longs average :" + average2;
string[] numbers = { "10007", "37", "299846234235" };
double average3 = numbers.Average(num => Convert.ToInt64(num));
L1.Text += "<br/>Convert.ToInt64 average : " + average3;
string[] fruits = { "apple", "banana", "mango", "orange", "passionfruit", "grape" };
double average4 = fruits.Average(s => s.Length);
L1.Text += "<br/> string[] fruits average :" + average4;
}
}

Step 2: Runtime

Step 1: