UTF-8 Safe slugifier (PHP)

gistfile1.php

<?php

function slugify($text)
{
    // Swap out Non "Letters" with a -
    $text = preg_replace('/[^\\pL\d]+/u', '-', $text); 

    // Trim out extra -'s
    $text = trim($text, '-');

    // Convert letters that we have left to the closest ASCII representation
    $text = iconv('utf-8', 'us-ascii//TRANSLIT', $text);

    // Make text lowercase
    $text = strtolower($text);

    // Strip out anything we haven't been able to convert
    $text = preg_replace('/[^-\w]+/', '', $text);

    return $text;
}