* Name: count_words
* Purpose: count the number of words in a text * @link http://smarty.php.net/manual/en/language.modifier.count.words.php * count_words (Smarty online manual) * @author Monte Ohrt * @param string * @return integer */ function tpl_modifier_count_words($string) { // split text by ' ',\r,\n,\f,\t $split_array = preg_split('/\s+/',$string); // count matches that contain alphanumerics $word_count = preg_grep('/[a-zA-Z0-9\\x80-\\xff]/', $split_array); return count($word_count); } ?>