How to substitute a new value into a variable from the lines of a file using PHP?

Question

PHP

There is a file sku.txt. Each new line in it contains a specific article. Tell me how to make a substitute for a cycle in a value $id,that is equal to one line in order from the file sku.txt? The following after the inscription must be executed in the cycle// Loading page команды.

Answer 1

https://www.php.net/manual/ru/function.fgets.php

Answer 2

foreach(file("sku.txt") as $id) {echo(trim($id)."\n");}