要將*路徑操作*標記為已棄用，並在文件 UI 中顯示，請參閱[教學 - 路徑操作設定 - 棄用](../tutorial/path-operation-configuration.md#deprecate-a-path-operation)。

## 將任意資料轉換為 JSON 相容格式 { #convert-any-data-to-json-compatible }

要將任意資料轉換為 JSON 相容格式，請參閱[教學 - JSON 相容編碼器](../tutorial/encoder.md)。

## OpenAPI 中繼資料 - 文件 { #openapi-metadata-docs }

要在你的 OpenAPI 綱要中加入中繼資料（包含授權、版本、聯絡方式等），請參閱[教學 - 中繼資料與文件 URL](../tutorial/metadata.md)。

## 自訂 OpenAPI URL { #openapi-custom-url }

 * Utility class for suggest feature.
 */
public final class SuggestUtil {
    private static final int MAX_QUERY_TERM_NUM = 5;
    private static final int MAX_QUERY_TERM_LENGTH = 48;

    private static final Base64.Encoder encoder = Base64.getEncoder();

    private static final int ID_MAX_LENGTH = 445;

    /**
     * Private constructor to prevent instantiation.
     */
    private SuggestUtil() {
    }

    /**

Bir [Response Model](../tutorial/response-model.md) tanımlarsanız, FastAPI veriyi Pydantic kullanarak JSON’a serialize eder.

Bir response modeli tanımlamazsanız, FastAPI [JSON Compatible Encoder](../tutorial/encoder.md) bölümünde açıklanan `jsonable_encoder`’ı kullanır ve sonucu bir `JSONResponse` içine koyar.

pkg debug/elf, const R_390_TLS_TPOFF R_390
pkg debug/elf, method (R_390) GoString() string
pkg debug/elf, method (R_390) String() string
pkg debug/elf, type R_390 int
pkg encoding/json, method (*Encoder) SetEscapeHTML(bool)
pkg encoding/json, method (*Encoder) SetIndent(string, string)
pkg go/build, type Package struct, BinaryOnly bool
pkg go/build, type Package struct, CgoFFLAGS []string
pkg go/build, type Package struct, FFiles []string

    testDecodeOnly(
      unicode = "ليهمابتكلموشعربي؟",
      punycode = "Xn--EgBpDaJ6Bu4bXfGeHfVwXn",
    )
  }

  /**
   * It's invalid to have a label longer than 63 characters. If that's requested, the encoder may
   * overflow and return null.
   */
  @Test fun overflowEncodingOversizedLabel() {
    val a1000 = "a".repeat(1000)
    val a1000MaxCodePoint = a1000 + "\udbff\udfff"
    testEncodeDecode(

   * processed during inflation. If this happens, we need to either reject the message or discard
   * the unreachable data. We choose to discard it!
   *
   * In practice this could happen if the encoder doesn't strip the [0x00, 0x00, 0xff, 0xff] suffix
   * and that ends up repeated.
   *
   * https://github.com/square/okhttp/issues/8551
   */
  @Test
  fun `deflated data has too many bytes`() {

{* ../../docs_src/server_sent_events/tutorial001_py310.py ln[28:31] hl[29] *}

### Sin tipo de retorno { #no-return-type }

También puedes omitir el tipo de retorno. FastAPI usará el [`jsonable_encoder`](./encoder.md) para convertir los datos y enviarlos.

{* ../../docs_src/server_sent_events/tutorial001_py310.py ln[34:37] hl[35] *}

## `ServerSentEvent` { #serversentevent }

{* ../../docs_src/stream_json_lines/tutorial001_py310.py ln[27:30] hl[28] *}

### Sin tipo de retorno { #no-return-type }

También puedes omitir el tipo de retorno. Entonces FastAPI usará [`jsonable_encoder`](./encoder.md) para convertir los datos a algo que se pueda serializar a JSON y luego enviarlo como JSON Lines.

{* ../../docs_src/stream_json_lines/tutorial001_py310.py ln[33:36] hl[34] *}

{* ../../docs_src/server_sent_events/tutorial001_py310.py ln[28:31] hl[29] *}

### No Return Type { #no-return-type }

You can also omit the return type. FastAPI will use the [`jsonable_encoder`](./encoder.md) to convert the data and send it.

{* ../../docs_src/server_sent_events/tutorial001_py310.py ln[34:37] hl[35] *}

## `ServerSentEvent` { #serversentevent }

{* ../../docs_src/stream_json_lines/tutorial001_py310.py ln[27:30] hl[28] *}

### No Return Type { #no-return-type }

You can also omit the return type. FastAPI will then use the [`jsonable_encoder`](./encoder.md) to convert the data to something that can be serialized to JSON and then send it as JSON Lines.

{* ../../docs_src/stream_json_lines/tutorial001_py310.py ln[33:36] hl[34] *}