protected void Button2_Click(object sender, EventArgs e) { ClaseGeneral cg = new ClaseGeneral(); if (DropDownList1.SelectedItem.Text == "Nombre") { GridView1 = cg.ConsultaNombre(GridView1, TextBox5.Text); } if (DropDownList1.SelectedItem.Text == "Apellido") { GridView1 = cg.ConsultaApellido(GridView1, TextBox5.Text); } if (DropDownList1.SelectedItem.Text == "Correo") { GridView1 = cg.ConsultaCorreo(GridView1, TextBox5.Text); } }