protected function sendHttpHeaders(iterable $headers):void
    {
        foreach ($headers as $header => $value) {
            header("$header: $value", false);
        }
    }
protected function sendHttpHeaders(iterable $headers):void
    {
        foreach ($headers as $header => $value) {
            header("$header: $value", false);
        }
    }
protected function sendHttpHeaders ( iterable $ headers ) : void { foreach ( $ headers as $ header => $ value ) { header ( "$header: $value" , false ) ; } }
Sends multiple HTTP headers.

@param iterable $headers
Sends multiple HTTP headers .