hi
I have a problem of counting number listed in my listbox
my list box databinded by sql
I wanna to add the whole numbers on my
public string connString = "server=(local)\\SQLEXPRESS;database=PWA_RES;Integrated Security=SSPI";
public int pul;
private void Form1_Load(object sender, EventArgs e)
{
string sql = @"select name,price from main_course ";
SqlConnection conn = new SqlConnection(connString);
SqlDataAdapter da = new SqlDataAdapter(sql, conn);
da.Fill(dataSet1, "main_course");
DataTable dt = dataSet1.Tables["main_course"];
listBox1.DataSource = dt;
listBox1.DisplayMember = "name";
label1.DataBindings.Add("text", dt, "name");
}
private void listBox1_SelectedIndexChanged(object sender, EventArgs e)
{
listBox2.Items.Add(label1.Text);
}
private void button3_Click(object sender, EventArgs e)
{
pul = 0;
for (int i = 0; i <= listBox5.Items.Count;i++ )
{
pul =pul + Convert.ToInt32(listBox5.Items[i].ToString()) ;
}
MessageBox.Show(pul.ToString());
}
list box
thanks
