web app เปลี่ยนสี rows ใน GridView ตามคอลัมที่มีคำว่าOnline

for (int A = 0; A <= dataGridView1.Rows.Count - 1; A++)
{
 if (dataGridView1.Rows[A].Cells[3].Value.ToString() == "office"){
dataGridView1.Rows[A].DefaultCellStyle.BackColor = Color.Red;
}
 else
{
dataGridView1.Rows[A].DefaultCellStyle.BackColor = Color.green;
}

}

protected void GridView1_RowDataBound(object sender, GridViewRowEventArgs e)
{
    if (e.Row.Cells[3].Text.Equals("Offline"))
    {
        e.Row.BackColor = System.Drawing.Color.DarkRed;
        e.Row.ForeColor = System.Drawing.Color.White;
    }
	
    if (e.Row.Cells[3].Text.Equals("Online"))
    {
        e.Row.BackColor = System.Drawing.Color.DarkGreen;
        e.Row.ForeColor = System.Drawing.Color.White;
    }
}

protected void GridView1_RowDataBound(object sender, GridViewRowEventArgs e)
{
    if (e.Row.RowIndex >= 0)
    {
        if (e.Row.Cells[3].Text.equal('xxxyyyy'))
        {
            e.Row.Cells[3].BackColor = Color.Red;
        }
    }
}

protected void GridView1_RowDataBound(object sender, GridViewRowEventArgs e)
        {
            if (e.Row.RowIndex >= 0)
            {
                if (e.Row.Cells[3].Text.Equals("Online"))
                {
                    e.Row.Cells[3].BackColor = Color.Green;
                    e.Row.Cells[3].ForeColor = Color.White;
                }
                else
                {
                    e.Row.Cells[3].BackColor = Color.Red;
                    e.Row.Cells[3].ForeColor = Color.White;
                }
            }
        }