$addAsset = $_GET["addAsset"];
$addAssName = $_GET["addAssName"];
$addPrice = $_GET["addPrice"];
$addAddDate = $_GET["addAddDate"];
$addRemark = $_GET["addRemark"];
*/
//$assetYear = $_GET["addYear"];
$assetTypeCode = $_GET["addType"];
$assetGroupCode = $_GET["addGroup"];
$assetCode = $_GET["addAsset"];
$assetName = $_GET["addAssName"];
$assetPrice = $_GET["addPrice"];
$assetAddDate = $_GET["addAddDate"];
$remark = $_GET["addRemark"];
$assetLocation = "วิทยาลัยแม่ฮ่องสอน";
//$numberAsString = number_format($assetPrice, 2);
$dateM = substr($assetAddDate, 0, 6);
$text = substr($assetAddDate, 6, 4);
$year = $text - 543;
$dateType = $dateM . "" . $year;
$datetime = DateTime::createFromFormat('d/m/yy', $dateType);
$dateT = $datetime->format('Y-m-d');
//echo $dateT."---".$text.":".$assetPrice;
$addAsset->setValues($assetCode, $assetName, $assetPrice, $assetTypeCode, $assetGroupCode, $assetLocation, $dateT, $remark);
$addAsset->addAsset();
$addCheck->setAssetTypeCode($assetTypeCode);
$addCheck->setAssetGroupCode($assetGroupCode);
$addCheck->setAssetCode($assetCode);
$addCheck->setAssetAddDate($dateT);
//$addCheck->setAssetId();
$addCheck->addCheckAsset();
<?php

include_once "../class/Config.php";
include_once "../class/Asset.php";
include_once "../class/CheckAsset.php";
$delAsset = new Asset();
$delChkAsset = new CheckAsset();
$db = new Config();
$delId = $_GET["id"];
//$delId = "12";
$delAsset->setId($delId);
$arr = $delAsset->getAssetById();
$res = $db->fetch_array($arr);
$DelChkType = $res['assetTypeCode'];
$DelChkGroup = $res['assetGroupCode'];
$DelChkAsset = $res['assetCode'];
$delChkAsset->setAssetTypeCode($DelChkType);
$delChkAsset->setAssetGroupCode($DelChkGroup);
$delChkAsset->setAssetCode($DelChkAsset);
$delChkAsset->delCheckAsset();
$delAsset->delAsset();