C#

private void lvNameDisplay_ItemCheck(object sender, System.Windows.Forms.ItemCheckEventArgs e)<br />
{<br />
    //<br />
    System.Text.StringBuilder newText = new System.Text.StringBuilder();<br />
    foreach (ListViewItem lvItem in lvNameDisplay.CheckedItems)<br />
    {<br />
        //<br />
        newText.Append(lvItem.Text + ", ");<br />
    }<br />
    tbExample.Text = newText.ToString();<br />
    if (tbExample.Text.EndsWith(", "))<br />
    {<br />
        tbExample.Text = tbExample.Text.Substring(0, tbExample.Text.Length-2);<br />
    }<br />
}