How to find a file using PHP?

Question

PHP

You need to write a function in php to search for files. The function will look like this: The whole catch of solving this problem is that I don't even know how to do it. Could you help me with this.
search_file('articles.php');

Answer 1

php.net/manual/en/class.recursivedirectoryiterator.php

Answer 2

Use modern things like Finder

Answer 3

look up the glob function in the manual