$ename = $_POST['ename'];
$result = $user->editName($id, $ename);
echo $result;
break;
case 'editbirth':
$user = new User();
$id = $_POST['id'];
$ebirth = $_POST['ebirth'];
$result = $user->editBirth($id, $ebirth);
echo $result;
break;
case 'editusercredit':
$user = new User();
$id = $_POST['id'];
$ecredit = $_POST['ecredit'];
$result = $user->editCredit($id, $ecredit);
echo $result;
break;
case 'checkCat':
$category = new MainCategory();
$category->type = $_POST['type'];
echo $category->if_exist();
break;
case 'addCategory':
# code...
$category = new MainCategory();
$category->type = $_POST['type'];
$result = $category->if_exist();
if ($result == 0) {
echo $category->insertMainCategory();
}
