/// info | 信息

阅读更多关于标签的信息[路径操作配置](path-operation-configuration.md#tags)。

///

### 查看文档 { #check-the-docs }

如果你现在查看文档，它们会显示所有附加的元数据：

<img src="/img/tutorial/metadata/image02.png">

### 标签顺序 { #order-of-tags }

每个标签元数据字典的顺序也定义了在文档用户界面显示的顺序。

例如按照字母顺序，即使 `users` 排在 `items` 之后，它也会显示在前面，因为我们将它的元数据添加为列表内的第一个字典。

## OpenAPI URL { #openapi-url }

默认情况下，OpenAPI 模式服务于 `/openapi.json`。

	if Compare(b, b) != 0 {
		t.Error("b != b")
	}
	if Compare(b, b[:1]) != 1 {
		t.Error("b > b[:1] failed")
	}
}

func TestCompareBytes(t *testing.T) {
	lengths := make([]int, 0) // lengths to test in ascending order
	for i := 0; i <= 128; i++ {
		lengths = append(lengths, i)
	}
	lengths = append(lengths, 256, 512, 1024, 1333, 4095, 4096, 4097)

	if !testing.Short() {
		lengths = append(lengths, 65535, 65536, 65537, 99999)
	}

 *
 * <p>When dealing with {@link Inet4Address} and {@link Inet6Address} objects as byte arrays (vis.
 * {@code InetAddress.getAddress()}) they are 4 and 16 bytes in length, respectively, and represent
 * the address in network byte order.
 *
 * <p>Examples of IP addresses and their byte representations:
 *
 * <dl>
 *   <dt>The IPv4 loopback address, {@code "127.0.0.1"}.
 *   <dd>{@code 7f 00 00 01}
 *   <dt>The IPv6 loopback address, {@code "::1"}.

                    }
                },
                PROJECT_PREFIXES,
                false);

        List<ValueSource> valueSources = new ArrayList<>(9);

        // NOTE: Order counts here!
        valueSources.add(basedirValueSource);
        valueSources.add(baseUriValueSource);
        valueSources.add(new BuildTimestampValueSource(config.getBuildStartTime(), timestampFormat));

            test.addTestOutputListener(listener);
            test.addTestListener(listener);

            /*
             * We use lazy-evaluated strings in order to configure system properties whose value will not be known until
             * execution time (e.g. cluster port numbers). Adding these via the normal DSL doesn't work as these get treated

   * PermittedMetaException}.
   */
  protected final class MultiExceptionListIterator implements ListIterator<E> {
    // TODO: track seen elements when order isn't guaranteed
    // TODO: verify contents afterward
    // TODO: something shiny and new instead of Stack
    // TODO: test whether null is supported (create a Feature)
    /**

type Context map[string]string

// MarshalText returns a canonical text representation of
// the Context.

// MarshalText sorts the context keys and writes the sorted
// key-value pairs as canonical JSON object. The sort order
// is based on the un-escaped keys. It never returns an error.
func (c Context) MarshalText() ([]byte, error) {
	if len(c) == 0 {
		return []byte{'{', '}'}, nil
	}

	// Pre-allocate a buffer - 128 bytes is an arbitrary

    return absl::OkStatus();
  }
  string msg = absl::StrCat(
      "No tracing engine factory has been registered with the key '", name,
      "' (available: ");
  // Ensure deterministic (sorted) order in the error message
  std::set<string> factories_sorted;
  for (const auto& factory : GetFactories())
    factories_sorted.insert(factory.first);
  const char* comma = "";
  for (const string& factory : factories_sorted) {

    @Override
    public Entry<Country, String>[] createArray(int length) {
      return (Entry<Country, String>[]) new Entry<?, ?>[length];
    }

    @Override
    public Iterable<Entry<Country, String>> order(List<Entry<Country, String>> insertionOrder) {
      return insertionOrder;
    }

    @Override
    public Country[] createKeyArray(int length) {
      return new Country[length];
    }

    @Override

        String result = StringUtil.join(longDelimiter, "A", "B");
        assertEquals("A" + longDelimiter + "B", result);
    }

    @Test
    @DisplayName("Should preserve element order")
    void testJoinPreservesOrder() {
        String result = StringUtil.join(",", "z", "y", "x", "w", "v");
        assertEquals("z,y,x,w,v", result);
    }

    @Test