leftypol/inc/functions/fs.php

<?php
namespace Vichan\Functions\Fs;


function link_or_copy(string $from, string $to) {
	if (!\link($from, $to)) {
		return \copy($from, $to);
	}
	return true;
}

function move_or_copy_uploaded(string $from, string $to) {
	if (!\move_uploaded_file($from, $to)) {
		return \copy($from, $to);
	}
	return true;
}