Let's say that you've designed a custom 404 error page called "404.html" and saved it into a sub-folder in your web directory called "error_pages."
ໃຫ້ເວົ້າວ່າທ່ານໄດ້ອອກແບບ custom page 404 error ເອີ້ນວ່າ "404.html" ແລະບັນທຶກໄວ້ໃນໂຟເດີຍ່ອຍໃນໄດເລກະທໍລີເວັບທີ່ເອີ້ນວ່າ "error_pages."