Add a Simple Function PHP in admin Area

Hello this project is very simple for someone who understands php and mysql is to create a form whit 2 radio buttons and to spaces to input numbers where updates the data in some tables in our database. the 2nd part of our project is in another page, he have a space in a table where he whant to show data from the database. Right now the table have this data: <?= $apiType == API_TYPE_MYSQL && (is_numeric((IS_COMMA_DECIMAL_SEPARATOR==1 ? str_replace(',', '.', $row["SHIPPING"]):$row["SHIPPING"])) || trim($row["SHIPPING"]) == '') ? getFormattedPrice((IS_COMMA_DECIMAL_SEPARATOR==1 ? str_replace(',', '.', $row["SHIPPING"]):$row["SHIPPING"]), $currencySymbol, $currencyRate) : $row['SHIPPING'] ?> what he whant is some function that tells if show that info above or other that he create in another colun in database, Please respond only if you can do it right now and you are online with us so we can coach you on this task Regards