public function post($key = null, $default = null)
    {
        $posts = $this->getPostParams();

        return is_null($key) ? $posts : data_get($posts, $key, $default);
    }
public function post($key = null, $default = null)
    {
        $posts = $this->getPostParams();

        return is_null($key) ? $posts : data_get($posts, $key, $default);
    }
public function post ( $ key = null , $ default = null ) { $ posts = $ this -> getPostParams ( ) ; return is_null ( $ key ) ? $ posts : data_get ( $ posts , $ key , $ default ) ; }
Retrieve a post data item from the request.

@param string            $key
@param null|array|string $default

@return array|string
Retrieve a post data item from the request .