ขอความช่วยเหลือเรื่องการเรียก checkbox แบบ array ขอด่วนหน่อยนะคะ

$ch_check_detail = explode("|",$result_check["ck_start_up"]); 
																														
															print_r ($ch_check_detail); 
															echo '<br>';
															if($ch_check_detail[1] == $row_data_des["id"])
															{
																echo $ch_check_detail[0].'<br>';
																if($ch_check_detail[0] == '1')
																{
																	$checked = 'checked=checked; ';
																	$countCH = '1';
																}
																elseif($ch_check_detail[0] == '2')
																{
																	$checked = 'checked=checked; ';
																	$countCH = '1';
																}
																/*elseif($ch_check_detail[0] == '3')
																{
																	$checked = 'checked=checked;  ';
																	$countCH = '1';
																}
																elseif($ch_check_detail[0] == '4')
																{
																	$checked = 'checked=checked;  ';
																	$countCH = '1';
																}
																elseif($ch_check_detail[0] == '5')
																{
																	$checked = 'checked=checked;  ';
																	$countCH = '1';
																}*/
																else
																{
																	$checked = '';
																	$countCH = '0';
																}
															}
															else
															{
																$checked = '';
																$countCH = '0';
															}																
														}
														
														
															
														
	?> 													<tr> 
															
															<td><input type="checkbox" name="ch[]" value="<?=$row_data_des["id"]?>|1|<?=$row_data_des["group_tsic"]?>" <?=$checked?>></td>
															<td><input type="checkbox" name="ch[]" value="<?=$row_data_des["id"]?>|2|<?=$row_data_des["group_tsic"]?>" <?=$checked?>></td>
															<td><input type="checkbox" name="ch[]" value="<?=$row_data_des["id"]?>|3|<?=$row_data_des["group_tsic"]?>" <?=$checked?>></td>
															<td><input type="checkbox" name="ch[]" value="<?=$row_data_des["id"]?>|4|<?=$row_data_des["group_tsic"]?>" <?=$checked?>></td>
															<td><input type="checkbox" name="ch[]" value="<?=$row_data_des["id"]?>|5|<?=$row_data_des["group_tsic"]?>" <?=$checked?>></td>
															<td>