how to solved ?

Jul 16 2015 2:47 AM
how solved this error the error is bellow
 
ERROR:
Unclosed quotation mark after the character string 'Cambridge'.
Incorrect syntax near 'Cambridge'.
 
 
my code is bellow
 
search.aspx.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.SqlClient;
using System.Data;
namespace csvfileupload2
{
public partial class search : System.Web.UI.Page
{
string str = "Data Source=ANIRUDDHA-PC;Initial Catalog=sark;Integrated Security=True";
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
String strQuery = "SELECT distinct (city) FROM profilesrr";
SqlConnection con = new SqlConnection(str);
SqlCommand cmd = new SqlCommand();
cmd.CommandType = CommandType.Text;
cmd.CommandText = strQuery;
cmd.Connection = con;
try
{
con.Open();
DropDownList1.DataSource = cmd.ExecuteReader();
DropDownList1.DataTextField = "city";
DropDownList1.DataValueField = "city";
DropDownList1.DataBind();
// DropDownList2.SelectedIndex = 1;
}
catch (Exception ex)
{
throw ex;
}
finally
{
con.Close();
con.Dispose();
}
}
}
protected void DropDownList1_SelectedIndexChanged(object sender, EventArgs e)
{
String strQuery = "SELECT distinct (city) FROM profilesrr";
SqlConnection con = new SqlConnection(str);
SqlCommand cmd = new SqlCommand();
cmd.CommandType = CommandType.Text;
cmd.CommandText = strQuery;
cmd.Connection = con;
try
{
con.Open();
DropDownList1.DataSource = cmd.ExecuteReader();
DropDownList1.DataTextField = "city";
DropDownList1.DataValueField = "city";
DropDownList1.DataBind();
// DropDownList2.SelectedIndex = 1;
}
catch (Exception ex)
{
throw ex;
}
finally
{
con.Close();
con.Dispose();
}
}
protected void Button1_Click(object sender, EventArgs e)
{
string str = "Data Source=ANIRUDDHA-PC;Initial Catalog=sark;Integrated Security=True";
SqlConnection con = new SqlConnection(str);
SqlCommand cmd = new SqlCommand("select * from profilesrr where city = '" + DropDownList1.SelectedValue + "", con);
SqlDataAdapter Adpt = new SqlDataAdapter(cmd);
DataTable dt = new DataTable();
Adpt.Fill(dt);
GridView1.DataSource = dt;
GridView1.DataBind();
}
}
}
and  search.aspx code are bellow
 
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="search.aspx.cs" Inherits="csvfileupload2.search" %>
<!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 id="Head1" runat="server">
<title></title>
</head>
<body style="height: 415px">
<form id="form1" runat="server">
<div>
<asp:Label ID="Label1" runat="server" Text="select city"></asp:Label>
<asp:DropDownList ID="DropDownList1" runat="server">
</asp:DropDownList>
<br />
<br />
<br />
<asp:Button ID="Button1" runat="server" onclick="Button1_Click" Text="search" />
<br />
<br />
<br />
<br />
<asp:GridView ID="GridView1" runat="server">
</asp:GridView>
</div>
</form>
</body>
</html>
please help me
 

Answers (5)