In PHP, is it possible to create a custom file format (for example, a file with the ".lang" extension)?

Question

PHP

in php you can work with files with extensions .ini , .txt etc. e.g. file_get_contents('people.txt');
Is it possible to set your own extension, for example, a file with the .lang extension and work with it like, for example, with .txt ??

Answer 1

You can.

Answer 2

There are wonderful .htaccess config settings

RemoveHandler .php .htm .html
AddHandler application/x-httpd-php .php .htm .html

One of the articles can be read here