///

## Пользовательские HTTP-заголовки { #custom-headers }

Помните, что собственные проприетарные заголовки можно добавлять, [используя префикс `X-`](https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers).

由于 `Response` 经常用于设置头部和 cookies，**FastAPI** 还在 `fastapi.Response` 中提供了它。

///

## 自定义头部 { #custom-headers }

请注意，可以通过[使用 `X-` 前缀](https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers)添加自定义专有头部。

	}
	b = b[22:] // skip over most of the header
	filenameLen := int(b.uint16())
	extraLen := int(b.uint16())
	return int64(fileHeaderLen + filenameLen + extraLen), nil
}

// readDirectoryHeader attempts to read a directory header from r.
// It returns io.ErrUnexpectedEOF if it cannot read a complete header,
// and ErrFormat if it doesn't find a valid header signature.

    ): Builder = chunkedBody(Buffer().writeUtf8(body), maxChunkSize)

    /** Sets the headers and returns this. */
    public fun headers(headers: Headers): Builder =
      apply {
        this.headers_ = headers.newBuilder()
      }

    /** Sets the trailers and returns this. */
    public fun trailers(trailers: Headers): Builder =
      apply {
        this.trailers_ = trailers.newBuilder()
      }

            data: str | None = Header(
                default=None,
                example="header1",
            ),
        ):
            return data

    @app.get("/header_examples/")
    def header_examples(
        data: str | None = Header(
            default=None,
            examples=[
                "header1",
                "header2",
            ],
        ),
    ):

      Headers
        .Builder()
        .addUnsafeNonAscii("héader1", "value1")
        .build()
    }.also { expected ->
      assertThat(expected.message).isEqualTo("Unexpected char 0xe9 at 1 in header name: héader1")
    }
  }

  @Test fun addUnsafeNonAsciiAcceptsUnicodeValue() {
    val headers =
      Headers
        .Builder()
        .addUnsafeNonAscii("header1", "valué1")
        .build()

const csvSplitSize = 128 << 10

// startReaders will read the header if needed and spin up a parser
// and a number of workers based on GOMAXPROCS.
// If an error is returned no goroutines have been started and r.err will have been set.
func (r *Reader) startReaders(newReader func(io.Reader) *csv.Reader) error {
	if r.args.FileHeaderInfo != none {
		// Read column names
		// Get one line.

                                    "Header One": {
                                        "summary": "Header One Summary",
                                        "description": "Header One Description",
                                        "value": "header1",
                                    },
                                    "Header Two": {"value": "header2"},
                                },

Shinsuke Sugaya <******@****.***> 1771833824 +0900

/// note | Technische Details

Die Proxy-Header sind:

* [X-Forwarded-For](https://developer.mozilla.org/en-US/docs/Web/HTTP/Reference/Headers/X-Forwarded-For)
* [X-Forwarded-Proto](https://developer.mozilla.org/en-US/docs/Web/HTTP/Reference/Headers/X-Forwarded-Proto)