wordpress: truncatewords

truncatewords

function truncateWords($text, $maxLength = 15)
    {
        // explode the text into an array of words
        $wordArray = explode(' ', $text);
        // do we have too many?
        if( sizeof($wordArray) > $maxLength )
        {
            // remove the unwanted words
            $wordArray = array_slice($wordArray, 0, $maxLength);

            // turn the word array back into a string and add our ...
            return implode(' ', $wordArray) . '…';
        }

        // if our array is under the limit, just send it straight back
        return $text;
    }