# Benutzerdefinierte Response – HTML, Stream, Datei, andere { #custom-response-html-stream-file-others }

Standardmäßig gibt **FastAPI** die <abbr title="Response – Antwort: Daten, die der Server zum anfragenden Client zurücksendet">Responses</abbr> mittels `JSONResponse` zurück.

Sie können dies überschreiben, indem Sie direkt eine `Response` zurückgeben, wie in [Eine Response direkt zurückgeben](response-directly.md){.internal-link target=_blank} gezeigt.

// preferredKexAlgos specifies the default preference for key-exchange
// algorithms in preference order. The diffie-hellman-group16-sha512 algorithm
// is disabled by default because it is a bit slower than the others.
var preferredKexAlgos = []string{
	kexAlgoCurve25519SHA256, kexAlgoCurve25519SHA256LibSSH,
	kexAlgoECDH256, kexAlgoECDH384, kexAlgoECDH521,
	kexAlgoDH14SHA256, kexAlgoDH14SHA1,
}

pkg debug/elf, type Sym32 struct, Other uint8
pkg debug/elf, type Sym32 struct, Shndx uint16
pkg debug/elf, type Sym32 struct, Size uint32
pkg debug/elf, type Sym32 struct, Value uint32
pkg debug/elf, type Sym64 struct
pkg debug/elf, type Sym64 struct, Info uint8
pkg debug/elf, type Sym64 struct, Name uint32
pkg debug/elf, type Sym64 struct, Other uint8
pkg debug/elf, type Sym64 struct, Shndx uint16

	if !bytes.Contains(buf.Bytes(), []byte("PaxHeaders.0")) {
		t.Fatal("Expected at least one PAX header to be written.")
	}

	// xattr bar should always appear before others
	indices := []int{
		bytes.Index(buf.Bytes(), []byte("bar=bar")),
		bytes.Index(buf.Bytes(), []byte("baz=baz")),
		bytes.Index(buf.Bytes(), []byte("foo=foo")),
		bytes.Index(buf.Bytes(), []byte("qux=qux")),
	}