C-Sharp Join Example | ASP.NET C# Join Syntax | Source Code

Posted by on Friday, April 1, 2011 · Leave a Comment 

C-Sharp Join Example | ASP.NET C# Join Syntax | 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 Join.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 Join syntax in C-Sharp ASP.NET
//****************************************************************************************
// Example #1: 	Join(SourceArray(), Delimiter)
// Returns a string created by joining a number of substrings contained in an array.
// SourceArray - One-dimensional array containing substrings to be joined.
// Delimiter - Optional. Any string, used to separate the substrings in the returned string.
// If omitted, the space character (" ") is used. 
// If Delimiter is a zero-length string ("") or Nothing, all items in the list are concatenated 
// with no delimiters.
// Return Value - Returns a string created by joining a number of substrings contained in an array.
//****************************************************************************************
 
 
public partial class StringManipulation_Join : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        Label1.Text = "Example #1: 	Join(String(), String) ";
 
        string[] arrayJoinExample = { "Apples", "Oranges", "Strawberries" };
 
        Label2.Text = string.Join("!", arrayJoinExample); //Returns Apples!Oranges!Strawberries
 
 
    }
}

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

< %@ Page Language="C#" AutoEventWireup="true" CodeFile="Join.aspx.cs" Inherits="StringManipulation_Join" %>
 
< !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>
      <h1><asp:label ID="Label1" runat="server" Text="Label"></asp:label> </h1>
        <asp:label ID="Label2" runat="server" Text="Label"></asp:label><br />
    </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 Join
CS Syntax String Manipulation Join
  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 Join.aspx 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 Join.aspx
  5. Click on C-Sharp in step 1 at the top of this page to copy code into web form Join.aspx
  6. Click on XML in step 2 above to copy code into code-behind Join.aspx.cs
  7. Right-click on Join.aspx in solution explorer and select view in browser

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