Check the Username Available During Progress Bar Show Using Javascript
Username Enter The Textbox Check Available Show Progress Bar Open PArticular Interval Time Using Javascript in Asp.Net C#.
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HTML CODING
C# CODING
Username Enter The Textbox Check Available Show Progress Bar Open PArticular Interval Time Using Javascript in Asp.Net C#.
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HTML CODING
<html xmlns="http://www.w3.org/1999/xhtml">
<head id="Head1" runat="server">
<title></title>
<script type="text/javascript">
var Time = 03, check = null;
var Time1 = 03, check1 = null;
function ExistUser()
{
check = setInterval(starttimer, 1000);
}
function AvailUser()
{
check1 = setInterval(endTimer, 1000);
}
function starttimer()
{
Time -= 1;
if (Time <= 0)
{
clearInterval(check);
check = null;
Time = 0;
document.getElementById('<%=Image1.ClientID%>').style.display = "none";
var lbl1 = document.getElementById('<%=Label1.ClientID%>');
lbl1.innerText = "Already Exists";
}
}
function endTimer()
{
Time1 -= 1;
if (Time1 <= 0)
{
clearInterval(check1);
check1 = null;
Time1 = 0;
document.getElementById('<%=Image1.ClientID%>').style.display = "none";
var lbl1 = document.getElementById('<%=Label1.ClientID%>');
lbl1.innerText = "Available Username";
}
}
</script>
</head>
<body>
<form id="form1" runat="server">
<div>
<table><tr><td>
<asp:Label ID="Label2" runat="server" Text="Username"></asp:Label>
</td><td>
<asp:TextBox ID="txtUsername" runat="server" AutoPostBack="True"
OnTextChanged="txtUsername_TextChanged" ></asp:TextBox>
</td><td>
<asp:Label ID="Label1" runat="server" ForeColor="#CC3300" ></asp:Label>
</td></tr>
<tr><td class="auto-style1"></td><td class="auto-style1">
<asp:Image ID="Image1" runat="server" Width="123px" Height="183px" Visible="False" />
</td></tr>
</table>
</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;
using System.Data;
using System.Data.SqlClient;
public partial class Default6 : System.Web.UI.Page
{
SqlConnection con;
SqlCommand cmd;
SqlDataAdapter adp;
SqlDataReader rd;
string query;
public void dbcon()
{
string connn = (System.Configuration.ConfigurationManager.ConnectionStrings["dbcon"].ToString());
con = new SqlConnection(connn);
con.Open();
}
protected void Page_Load(object sender, EventArgs e)
{
}
protected void txtUsername_TextChanged(object sender, EventArgs e)
{
dbcon();
query = "select username from register";
cmd = new SqlCommand(query, con);
rd = cmd.ExecuteReader();
while (rd.Read())
{
Label1.Text = "";
if (rd["username"].ToString() == txtUsername.Text.ToString())
{
Image1.Visible = true;
Image1.ImageUrl = "Progress1.gif";
System.Web.UI.ScriptManager.RegisterClientScriptBlock(Page, typeof(Page), "Script", "ExistUser();", true);
break;
}
else
{
Image1.Visible = true;
Image1.ImageUrl = "Progress.gif";
System.Web.UI.ScriptManager.RegisterClientScriptBlock(Page, typeof(Page), "Script1", "AvailUser();", true);
}
}
}
}
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