01.private void button1_Click(object sender, EventArgs e)
02. {
03. string strValue = "";
04. List<int> rowsToDelete = new List<int>();
05. {
06. foreach (DataGridViewRow row in dataGridView1.Rows)
07. {
08. DataGridViewCheckBoxCell checkBox = dataGridView1[0, row.Index] as DataGridViewCheckBoxCell;
09. if (checkBox != null)
10. {
11. if (Convert.ToBoolean(checkBox.Value) == true)
12. {
13. strValue += ";" + row.Cells[1].Value.ToString();
14.
15. StreamWriter File = new StreamWriter("Test_File1.txt");
16. File.Write(strValue);
17. File.Close();
18. }
19. }
20. }
21. }
22. }
