how loop through multiple checkbox in C#

Question

I have 100 checkbox in a winfrom. Their name is sequential like checkbox1,checkbox2 etc. I have a submit button in my winform. After clicking the submitting button, it check

Answer 1

There is LINQ method OfType. Why not use it to get rid of manual type testing and casting?

foreach (var ctrl in panel.Controls.OfType<CheckBox>().Where(x => x.IsChecked)
{
    // ....
}

Answer 2

    foreach (Control childc in Page.Controls)
    {

            if (childc is CheckBox)
            {
                CheckBox chk = (CheckBox)childc;
                //do your operation

            }

    }

Answer 3

foreach (var box in this.Controls.OfType<CheckBox>())
{
    if (box.Checked)
    {
        //...
    }
    else
    {
        //...
    }
}

Answer 4

foreach (var ctrl in panel.Controls) {
    if (ctrl is CheckBox && ((CheckBox)ctrl).IsChecked) {
        //Do Something
    }
}

Answer 5

foreach (var control in this.Controls) // I guess this is your form
            {
                if (control is CheckBox)
                {
                    if (((CheckBox)control).Checked)
                    {
                        //update
                    }
                    else
                    {
                        //update another
                    }
                }
            }

Answer 6

This is the write answer for this................

c#

           string movie="";
           if (checkBox1.Checked == true)
            {
                movie=movie+checkBox1.Text + ",";
            }
            if (checkBox2.Checked == true)
            {
                movie=movie+checkBox2.Text + ",";
            }
            if (checkBox3.Checked == true)
            {
                movie=movie+checkBox3.Text + ",";
            }

            if (checkBox4.Checked == true)
            {
                movie = movie + checkBox4.Text + ",";
            }
            if (checkBox5.Checked == true)
            {
                movie = movie + checkBox5.Text + ",";
            }
            if (checkBox6.Checked == true)
            {
                movie = movie + checkBox6.Text + ",";
            }
          row["EnquiryFor"] = movie.ToString();

where row is a object of DataRow and EnquiryFor is the name of sql table column....