strtotitle – php to title case a string

strtotitle

# converts a string to title case
# input: string
# output: string in title case
function strtotitle($title) {
        $blacklist = array( 'of','a','the','and','an','or','nor','but','is','then','else', 'at','from','by','on','off','for','in','out','over','to','into','with' );
        $words = explode(' ', $title);
        foreach ($words as $key => $word) {
                if ($key == 0 || !in_array($word, $blacklist))
                        $words[$key] = ucfirst($word);
        } 
        $newtitle = implode(' ', $words);
        return $newtitle;
}