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Priyanka Singh
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How to stop submitting blank value in the db from textbox???
Sep 26 2019 12:57 AM
I have a textbox, I have to enter a company name and save to the database. Problem is If there is blank value in the textbox,on click of submit button blank value is stored into the database.
Here is my code
<
%@ Page
Language
=
"C#"
AutoEventWireup
=
"true"
CodeBehind
=
"index.aspx.cs"
Inherits
=
"GRIDOPERATION.GRIDVIEW_PROJECT.index"
%
>
<!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
>
Do or Die
</
title
>
<
script
type
=
"text/javascript"
src
=
"http://code.jquery.com/jquery-1.9.1.js"
>
</
script
>
<
script
language
=
"javascript"
type
=
"text/javascript"
>
$(function () {
$('#Submit').click(function () {
var
txt
= $('#txtCompany');
if (txt.val() != null && txt.val() != '') {
alert('You Entered Company Name ' + txt.val())
} else {
alert('Please Enter Company Name')
}
})
});
</
script
>
</
head
>
<
body
>
<
form
id
=
"form1"
runat
=
"server"
>
<
div
>
<
label
for
=
"Company/ NSE Symbol"
>
Company Name
</
label
>
<
asp:TextBox
ID
=
"txtCompany"
runat
=
"server"
Text
=
""
>
</
asp:TextBox
>
<
asp:Button
ID
=
"Submit"
runat
=
"server"
Text
=
"Submit"
onclick
=
"Submit_Click"
/>
<
asp:Label
ID
=
"lblmsg"
runat
=
"server"
Text
=
"lblmsg"
>
</
asp:Label
>
</
div
>
</
form
>
</
body
>
</
html
>
Here is index.cs code
using
System;
using
System.Collections.Generic;
using
System.Linq;
using
System.Web;
using
System.Web.UI;
using
System.Web.UI.WebControls;
using
System.Data;
using
System.Web.Configuration;
using
System.Data.SqlClient;
using
System.Web.Script.Services;
using
System.Web.Services;
using
System.Configuration;
namespace
GRIDOPERATION.GRIDVIEW_PROJECT
{
public
partial
class
index : System.Web.UI.Page
{
string
strConnString = WebConfigurationManager.ConnectionStrings[
"ConnDB"
].ConnectionString;
protected
void
Page_Load(
object
sender, EventArgs e)
{
}
protected
void
Submit_Click(
object
sender, EventArgs e)
{
SqlConnection con =
new
SqlConnection(strConnString);
SqlCommand cmd =
new
SqlCommand(
"sp_insert"
, con);
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.AddWithValue(
"company_name"
, txtCompany.Text);
con.Open();
int
k = cmd.ExecuteNonQuery();
if
(k != -1)
{
lblmsg.Text =
"Record Inserted Succesfully into the Database"
;
lblmsg.ForeColor = System.Drawing.Color.CornflowerBlue;
}
con.Close();
}
}
}
Here I have applied jquery to stop submitting the blank value. Please help me.
Thank you so much in advance.
Reply
Answers (
2
)
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