```javascript
// This is a sample JavaScript code block
console.log("Hello, world!"); // Print greeting
```

```
# This is a sample console code block
$ echo "Hello, world!"  # Print greeting
```

```
// This is a sample console code block
$ echo "Hello, world!"  // Print greeting
```

    "path",
    ["/optional-str", "/model-optional-str"],
)
def test_optional_str(path: str):
    client = TestClient(app)
    client.cookies.set("p", "hello")
    response = client.get(path)
    assert response.status_code == 200
    assert response.json() == {"p": "hello"}


# =====================================================================================
# Alias


@app.get("/optional-alias")

        StringSource source = new StringSource("Hello World!");

        try (InputStream is = source.getInputStream();
                Scanner scanner = new Scanner(is)) {
            assertEquals("Hello World!", scanner.nextLine());
        }
    }

    @Test
    void testGetLocation() {
        StringSource source = new StringSource("Hello World!");
        assertEquals("(memory)", source.getLocation());

    assertHash(1, 0xa78ddff5adae8d10L, 0x128900ef20900135L, "hello");
    assertHash(2, 0x8a486b23f422e826L, 0xf962a2c58947765fL, "hello ");
    assertHash(3, 0x2ea59f466f6bed8cL, 0xc610990acc428a17L, "hello w");
    assertHash(4, 0x79f6305a386c572cL, 0x46305aed3483b94eL, "hello wo");
    assertHash(5, 0xc2219d213ec1f1b5L, 0xa1d8e2e0a52785bdL, "hello wor");
    assertHash(

// Then you could use it with other programs, like
$ echo "Hello $MY_NAME"

Hello Wade Wilson
```

</div>

////

//// tab | Windows PowerShell

<div class="termy">

```console
// Create an env var MY_NAME
$ $Env:MY_NAME = "Wade Wilson"

// Use it with other programs, like
$ echo "Hello $Env:MY_NAME"

Hello Wade Wilson
```

</div>

////

$ echo "Hello $MY_NAME"

Hello Wade Wilson
```

</div>

////

//// tab | Windows PowerShell

<div class="termy">

```console
// Créer une variable d'environnement MY_NAME
$ $Env:MY_NAME = "Wade Wilson"

// L'utiliser avec d'autres programmes, par exemple
$ echo "Hello $Env:MY_NAME"

Hello Wade Wilson
```

</div>

////

    ["/optional-list-str", "/model-optional-list-str"],
)
def test_optional_list_str(path: str):
    client = TestClient(app)
    response = client.get(path, headers=[("p", "hello"), ("p", "world")])
    assert response.status_code == 200
    assert response.json() == {"p": ["hello", "world"]}


# =====================================================================================
# Alias


@app.get("/optional-list-alias")

  }

  @Test
  fun testPathRead() {
    assertOnPath(content = "Hello") { path ->
      val requestBody = path.asRequestBody(FileSystem.SYSTEM)

      val buffer = Buffer()
      requestBody.writeTo(buffer)
      assertThat(buffer.readUtf8()).isEqualTo("Hello")
    }
  }

  @Test
  fun testSha256() {
    val hash = "Hello".toRequestBody().sha256().hex()

@app.get("/items/")
async def read_items(commons: Annotated[dict, Depends(common_parameters)]):
    return {"message": "Hello Items!", "params": commons}


@app.get("/users/")
async def read_users(commons: Annotated[dict, Depends(common_parameters)]):
    return {"message": "Hello Users!", "params": commons}


client = TestClient(app)


async def override_dependency(q: str | None = None):

    assertThat(decompressed.header("Content-Encoding")).isNull()

    val responseString = decompressed.body.string()
    assertThat(responseString).isEqualTo("hello zstd world")
  }

  @Test
  fun testDecompressGzip() {
    val s = "hello gzip world".encodeUtf8().gzipCompress()

    val response =
      response("https://example.com/", s) {
        header("Content-Encoding", "gzip")
      }