I dont understand what you mean by "clean" brackets.
Code Snippets:
//openif.inc
<?php
if($answer=="y") {
?>
//dothis.php
<?php
echo "Correct";
?>
//closeif.inc
<?php
}
else
{
echo "wrong";
}
?>
//all.php
<?php
$answer = "y";
include("openif.php");
include("dothis.php");
include("closeif.php");
?>
when running all.php
it returns
Parse error: parse error in /web/sites/315/pizzaboy/www.pizzaboy.f2s.com/openif.php on line 3
Correct
Parse error: parse error in /web/sites/315/pizzaboy/www.pizzaboy.f2s.com/closeif.php on line 2