truncate words php

gistfile1.txt

 public function truncate($string, $length=100, $append="…") {
        $string = trim($string);

        if(strlen($string) > $length) {
            $string = wordwrap($string, $length);
            $string = explode("\n", $string, 2);
            $string = $string[0] . $append;
        }

        return $string;
    }