How To Pass Multiple ListBox Values To TextBox Using Asp.Net C#

Pass ListBox Multiple Values To TextBox 

ListBox


ListBox  Does Not Enter The Values  in  Run Time.


TextBox


TextBox Enter The Values in Run Time


ListBox Multiple Values Pass To TextBox  Same as the ListBox Formate Using Asp.Net C#.




DEMO






HTML Coding


<html xmlns="http://www.w3.org/1999/xhtml">
<head id="Head1" runat="server">
    <title></title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
       

        <asp:ListBox ID="ListBox1" runat="server" Height="126px" Width="207px">
            <asp:ListItem>1</asp:ListItem>
            <asp:ListItem>2</asp:ListItem>
            <asp:ListItem>3</asp:ListItem>
        </asp:ListBox>


        <asp:TextBox ID="TextBox1" runat="server" Height="117px" TextMode="MultiLine" Width="209px"></asp:TextBox>
       

        <asp:Button ID="Button1" runat="server" OnClick="Button1_Click" Text="Pass  Values ListBox to TextBox" />
        <br />
        <br />
   
         
    </div>
    </form>
</body>
</html>




C# Coding


using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

public partial class ListBoxToTextBox : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {

    }
    protected void Button1_Click(object sender, EventArgs e)
    {

        for (int i = 0; i < ListBox1.Items.Count; i++)
        {

            TextBox1.Text += ListBox1.Items[i] + "\r";


        }

    }

}




First -  Add - New - WebForm 









Next - Add the ListBox From ToolBox








Next - Add the TextBox From ToolBox








Next - Add  the Button - Change The Required Name









Next - Right Click  the ListBox - Add List Item - Change The Text Name









Added The List Item Values to the ListBox










Next - Change TextMode From TextBox  MultiLine

Next - Double- Click - Write Coding to Button









Next - Write Coding To Pass Values From ListBox To TextBox (For Loop)










Next - Run (F5) the WebForm - Display the List Item in ListBox






OUTPUT



Next - Click the Button  Pass ListBox Values To TextBox






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