public static function limit_words($string, $word_limit)
    {
        $words = explode(' ',$string);
        return trim(implode(' ', array_splice($words, 0, $word_limit))) .'...';
    }
public static function limit_words($string, $word_limit)
    {
        $words = explode(' ',$string);
        return trim(implode(' ', array_splice($words, 0, $word_limit))) .'...';
    }
public static function limit_words ( $ string , $ word_limit ) { $ words = explode ( ' ' , $ string ) ; return trim ( implode ( ' ' , array_splice ( $ words , 0 , $ word_limit ) ) ) . '...' ; }
Helper function to limit the words in a string

@param string $string the given string
@param int $word_limit the number of words to limit to
@return string the limited string
Helper function to limit the words in a string