Proper Truncation

truncate.php

<?php
    function truncate($text, $limit = 150, $elips = '...')
    {
        $text = html_entity_decode($text, ENT_COMPAT | ENT_HTML401, 'UTF-8');

        $len = strlen($text);

        if ($len > $limit) {
            preg_match('/(.{' . $limit . '}.*?)\b/', $text, $matches);

            $text = rtrim($matches[1]) . $elips;
        }

        return htmlentities($text, ENT_COMPAT | ENT_HTML401, 'UTF-8');
    }
?>