Finds out functions in files

functions.php

<?php
header('Content-Type: text/plain');

$path = '/home/USER/public_html';

chdir($path);
$files = glob('*.php');

$total = 0;
$catches = array();
foreach($files as $f => $file)
{
	$fc = file_get_contents($file);
	$catch = array();
	preg_match_all('#\s?function\ (.*?)[\r|\n]+#is', $fc, $catch);
	
	if(isset($catch[1][0]))
	{
		$catches[$file] = $catch[1];
	}
}

/**
* Create a unique list
*/
foreach($catches as $c => $catch)
{
	$catches[$c] = array_unique($catch);
	$total += count($catches[$c]);
}

print_r($catches);
echo 'Total functions: ', $total;
?>