//Added by Ashwini 23-Oct-2020
protected void btnSearch_Click(object sender, EventArgs e)
{
EWA_Common objEWA = new EWA_Common();
BL_Common objBL = new BL_Common();
objEWA.student = txtSearchStudname.Text;
DataSet ds = objBL.GetStudentWiseData(objEWA);
GrdStudent.DataSource = ds;
GrdStudent.DataBind();
}