Di chuyển các hàng trong bảng của bạn bên trong vòng lặp while và dòng tiêu đề của bạn trước vòng lặp và sau đó bạn sẽ thấy tất cả dữ liệu chứ không chỉ dòng cuối cùng
$sql = $wpdb->prepare("select i.siteID
, i.siteNAME, i.equipmentTYPE, c.latitude
, c.longitude, c.height , o.ownerNAME
, o.ownerCONTACT, x.companyNAME, y.subcontractorCOMPANY
, y.subcontractorNAME, y.subcontractorCONTACT
from site_info i
LEFT JOIN owner_info o on i.ownerID = o.ownerID
LEFT JOIN company_info x on i.companyID = x.companyID
LEFT JOIN subcontractor_info y on i.subcontractorID = y.subcontractorID
LEFT JOIN site_coordinates2 c on i.siteID=c.siteID
where i.siteNAME = %s
AND o.ownerNAME = %s
AND x.companyNAME = %s
",$site_name,$owner_name,$company_name);
$query_submit =$wpdb->get_results($sql, OBJECT);
echo "<br>";
echo "<br>";
// table that will dsiplay the results based on the user's selection //
echo "<table width='30%' ";
echo "<tr>";
echo "<td>Site Name</td>";
echo "<td>Owner Name</td>";
echo "<td>Company Name</td>";
echo "<td>Subcontractor Name</td>";
echo "<td>Site ID</td>";
echo "<td>Equipment Type</td>";
echo "<td> Lattitude</td>";
echo "<td>Longitude </td>";
echo "<td> Height</td>";
echo "<td> Owner Contact</td>";
echo "<td> Sub Contact</td>";
echo "<td> Sub company Name</td>";
echo "</tr>";
foreach ($query_submit as $obj) {
echo "<tr>";
echo "<td>".$obj->siteNAME."</td>";
echo "<td>".$obj->ownerNAME."</td>";
echo "<td>".$obj->companyNAME."</td>";
echo "<td>".$obj->subcontractorNAME."</td>";
echo "<td>".$obj->siteID."</td>";
echo "<td>".$obj->equipmentTYPE."</td>";
echo "<td>".$obj->latitude."</td>";
echo "<td>".$obj->longitude."</td>";
echo "<td>".$obj->height."</td>";
echo "<td>".$obj->ownerCONTACT."</td>";
echo "<td>".$obj->subcontractorCONTACT."</td>";
echo "<td>".$obj->subcontractorCOMPANY."</td>";
echo "</tr>";
}
echo '</table>';
?>