protected function buildHeaders()
    {
        $headers = $this->header->build();

        return $this->setOption('header', implode(PHP_EOL, $headers));
    }
protected function buildHeaders()
    {
        $headers = $this->header->build();

        return $this->setOption('header', implode(PHP_EOL, $headers));
    }
protected function buildHeaders ( ) { $ headers = $ this -> header -> build ( ) ; return $ this -> setOption ( 'header' , implode ( PHP_EOL , $ headers ) ) ; }
Construit les headers de la requete.

@return $this
Construit les headers de la requete .