Read more

function readMore($content, $word_limit=50, $link = false){
    $content = strip_tags($content);
    $explode_content = explode(" ", $content);
    if(sizeof($explode_content)>$word_limit){
        $slice_content = array_slice($explode_content, 0, $word_limit);
        $content = implode(" ", $slice_content);
        if($link){
            $content .=' <span class="read-more"><a href="'.get_permalink().'">Read more</a></span>';
        }
    }
    return $content;
}