How to disable textbox after checkbox checked in datagridview

hi,

you can also use java script/ Jquery to disable textbox.

$(

"#SeasonId").attr("disabled", "disabled");

            onrowdatabound="GridView1_RowDataBound">
           
               
                   
                                               
                   
                   
                       
                       
                   
               
               
                               
           
       


        protected void CheckBox1_OnCheckedChanged(object sender, EventArgs e)
        {
            for (int i = 0; i < GridView1.Rows.Count; i++)
            {
                CheckBox cb = (CheckBox)GridView1.Rows[i].Cells[0].FindControl("CheckBox1");
                TextBox txt = (TextBox)GridView1.Rows[i].Cells[0].FindControl("TextBox1");
                if (cb.Checked)
                {
                    txt.Enabled = true;
                }
                else
                {
                    txt.Enabled = false;
                }
            }
        }