C-Sharp Chars Syntax Example | ASP.NET C# String Method | Source Code

Posted by on Thursday, March 31, 2011 · Leave a Comment 

C-Sharp Chars Syntax Example | ASP.NET C# String Method | Source Code

Purpose: – Here is a that illustrates the .


View Other C-Sharp ASP.NET Source Code Examples ยป



Step 1: Click on C# to Cut-n-paste code into Chars.aspx.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
 
// This example is from http://idealprogrammer.com
// It shows how you can use Chars syntax in C-Sharp ASP.NET
//****************************************************************************************
// Example #1: Chars(index)
// Gets the character at the specified index - index is 0 based
//****************************************************************************************
 
 
 
public partial class StringManipulation_Chars : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        string strCharsExample = "ABC";
 
        Label1.Text = strCharsExample[1].ToString(); // Returns B
 
    }
}

Step 2: Click on XML to Cut-n-paste code into Chars.aspx

< %@ Page Language="C#" AutoEventWireup="true" CodeFile="Chars.aspx.cs" Inherits="StringManipulation_Chars" %>
 
< !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></title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
     <asp:label ID="Label1" runat="server" Text="Label"></asp:label> 
    </div>
    </form>
</body>
</html>

Prerequistes:

  1. Install Visual Web Developer 2010
  2. Install SQL Server Express
  3. Download Northwind and Pubs Databases
  4. Attach Northwind Database to Databases in Sql Express
  5. Attach pubs Database to Databases in Sql Express

Notes:

  • You can build your own library of syntax examples by using same web site over and over and just add new web forms to it.

Instructions:
CS Syntax String Manipulation Chars

  1. Use Visual Web Developer 2010
  2. Create new web site;
    • Click File/New Web Site
    • Select ASP.NET Website Template
    • Select C-Sharp for Language
    • name of Web Site could be CSharp_ASPNET_Syntax.
  3. Add New folder named “StringManipulation”
    • Right-click project name in solution explorer;
    • add new folder;
    • name of folder could be: StringManipulation
  4. Add Web Form Named Chars to StringManipulation folder
    • Right-click StringManipulation folder;
    • add new item;
    • Select Web Form
    • Check place code behind in separate file
    • Web Form name could be Chars
  5. Click on C-Sharp in step 1 at the top of this page to copy code into web form Chars.aspx
  6. Click on XML in step 2 above to copy code into code-behind Chars.aspx.cs
  7. Right-click on Chars.aspx in solution explorer and select view in browser

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