public function brpop(...$arguments)
    {
        $result = $this->command('brpop', $arguments);

        return empty($result) ? null : $result;
    }
public function brpop(...$arguments)
    {
        $result = $this->command('brpop', $arguments);

        return empty($result) ? null : $result;
    }
public function brpop ( ... $ arguments ) { $ result = $ this -> command ( 'brpop' , $ arguments ) ; return empty ( $ result ) ? null : $ result ; }
Removes and returns the last element of the list stored at key.

@param  dynamic  $arguments
@return array|null
Removes and returns the last element of the list stored at key .