public function appendPairs(array $headers)
    {
        foreach ($headers as $key => $value) {
            $this->appendPair($key, $value);
        }

        return $this;
    }
public function appendPairs(array $headers)
    {
        foreach ($headers as $key => $value) {
            $this->appendPair($key, $value);
        }

        return $this;
    }
public function appendPairs ( array $ headers ) { foreach ( $ headers as $ key => $ value ) { $ this -> appendPair ( $ key , $ value ) ; } return $ this ; }
Append several pairs

@param array $headers
@return \Krystal\Http\HeaderBag
Append several pairs