How to use the raylib.RAYWHITE function in raylib

r.SetTargetFPS(60)
//--------------------------------------------------------------------------------------

// Main game loop
while (!r.WindowShouldClose()) {
  // Detect window close button or ESC key
  // Update
  //----------------------------------------------------------------------------------
  // TODO: Update your variables here
  //----------------------------------------------------------------------------------

  // Draw
  //----------------------------------------------------------------------------------
  r.BeginDrawing()

  r.ClearBackground(r.RAYWHITE)

  console.log('hello')

  r.GetKeyPressed()
  console.log(r.IsKeyDown(r.KEY_ONE))

  // console.log(r.GetKeyPressed())
  r.DrawText('some basic shapes available on raylib', 20, 20, 20, r.DARKGRAY)

  var position = {
    x: 100,
    y: 100,
  }
  var size = {
    x: 200,
    y: 150,

r.SetTargetFPS(60)
//--------------------------------------------------------------------------------------

// Main game loop
while (!r.WindowShouldClose())    // Detect window close button or ESC key
{
    // Update
    //----------------------------------------------------------------------------------
    // TODO: Update your variables here
    //----------------------------------------------------------------------------------

    // Draw
    //----------------------------------------------------------------------------------
    r.BeginDrawing()

        r.ClearBackground(r.RAYWHITE)

        r.DrawText("Congrats! You created your first window!", 190, 200, 20, r.LIGHTGRAY)

    r.EndDrawing()
    //----------------------------------------------------------------------------------
}

// De-Initialization
//--------------------------------------------------------------------------------------
r.CloseWindow()        // Close window and OpenGL context
//--------------------------------------------------------------------------------------

//--------------------------------------------------------------------------------------

// Main game loop
while (!r.WindowShouldClose())    // Detect window close button or ESC key
{
    // Update
    //----------------------------------------------------------------------------------
    if (r.IsKeyPressed(r.KEY_SPACE)) r.PlaySound(fxWav)      // Play WAV sound
    if (r.IsKeyPressed(r.KEY_ENTER)) r.PlaySound(fxOgg)      // Play OGG sound
    //----------------------------------------------------------------------------------

    // Draw
    //----------------------------------------------------------------------------------
    r.BeginDrawing()

        r.ClearBackground(r.RAYWHITE)

        r.DrawText("Press SPACE to PLAY the WAV sound!", 200, 180, 20, r.LIGHTGRAY)
        r.DrawText("Press ENTER to PLAY the OGG sound!", 200, 220, 20, r.LIGHTGRAY)

    r.EndDrawing()
    //----------------------------------------------------------------------------------
}

// De-Initialization
//--------------------------------------------------------------------------------------
r.UnloadSound(fxWav)     // Unload sound data
r.UnloadSound(fxOgg)     // Unload sound data

r.CloseAudioDevice()     // Close audio device

r.CloseWindow()          // Close window and OpenGL context

const texture = r.LoadTexture(__dirname + "/resources/raylib_logo.png")        // Texture loading
//---------------------------------------------------------------------------------------

// Main game loop
while (!r.WindowShouldClose())    // Detect window close button or ESC key
{
    // Update
    //----------------------------------------------------------------------------------
    // TODO: Update your variables here
    //----------------------------------------------------------------------------------

    // Draw
    //----------------------------------------------------------------------------------
    r.BeginDrawing()

        r.ClearBackground(r.RAYWHITE)

        r.DrawTexture(texture, screenWidth / 2 - texture.width / 2, screenHeight / 2 - texture.height / 2, r.WHITE)

        r.DrawText("this IS a texture!", 360, 370, 10, r.GRAY)

    r.EndDrawing()
    //----------------------------------------------------------------------------------
}

// De-Initialization
//--------------------------------------------------------------------------------------
r.UnloadTexture(texture)       // Texture unloading

r.CloseWindow()                // Close window and OpenGL context
//--------------------------------------------------------------------------------------

r.SetTargetFPS(60);                           // Set our game to run at 60 frames-per-second
//--------------------------------------------------------------------------------------

// Main game loop
while (!r.WindowShouldClose())                // Detect window close button or ESC key
{
    // Update
    //----------------------------------------------------------------------------------
    r.UpdateCamera(camera);                  // Update camera
    //----------------------------------------------------------------------------------

    // Draw
    //----------------------------------------------------------------------------------
    r.BeginDrawing();

        r.ClearBackground(r.RAYWHITE);

        r.BeginMode3D(camera);

            r.DrawPlane(r.Vector3(), r.Vector2(32, 32), r.LIGHTGRAY); // Draw ground
            r.DrawCube(r.Vector3(-16, 2.5, 0), 1, 5, 32, r.BLUE);     // Draw a blue wall
            r.DrawCube(r.Vector3(16, 2.5, 0), 1, 5, 32, r.LIME);      // Draw a green wall
            r.DrawCube(r.Vector3(0, 2.5, 16), 32, 5, 1, r.GOLD);      // Draw a yellow wall

            // Draw some cubes around
            for (let i = 0; i < MAX_COLUMNS; i++)
            {
                r.DrawCube(positions[i], 2, heights[i], 2, colors[i]);
                r.DrawCubeWires(positions[i], 2, heights[i], 2, r.MAROON);
            }

        r.EndMode3D();

//----------------------------------------------------------------------------------
    framesCounter++

    // Every two seconds (120 frames) a new random value is generated
    if (((framesCounter/120)%2) == 1)
    {
        randValue = r.GetRandomValue(-8, 5)
        framesCounter = 0
    }
    //----------------------------------------------------------------------------------

    // Draw
    //----------------------------------------------------------------------------------
    r.BeginDrawing()

        r.ClearBackground(r.RAYWHITE)

        r.DrawText("Every 2 seconds a new random value is generated:", 130, 100, 20, r.MAROON)

        r.DrawText(r.FormatText("%i", randValue), 360, 180, 80, r.LIGHTGRAY)

    r.EndDrawing()
    //----------------------------------------------------------------------------------
}

// De-Initialization
//--------------------------------------------------------------------------------------
r.CloseWindow()        // Close window and OpenGL context
//--------------------------------------------------------------------------------------

while (!r.WindowShouldClose())        // Detect window close button or ESC key
{
    // Update
    //----------------------------------------------------------------------------------
    r.UpdateCamera(camera);          // Update camera

    // Calculate cube screen space position (with a little offset to be in top)
    const cubePositionVector = r.Vector3(cubePosition.x, cubePosition.y + 2.5, cubePosition.z)
    cubeScreenPosition = r.GetWorldToScreen(cubePositionVector, camera)
    //----------------------------------------------------------------------------------

    // Draw
    //----------------------------------------------------------------------------------
    r.BeginDrawing()

        r.ClearBackground(r.RAYWHITE)

        r.BeginMode3D(camera)

            r.DrawCube(cubePosition, 2, 2, 2, r.RED);
            r.DrawCubeWires(cubePosition, 2, 2, 2, r.MAROON);

            r.DrawGrid(10, 1);

        r.EndMode3D();

        r.DrawText("Enemy: 100 / 100", cubeScreenPosition.x - r.MeasureText("Enemy: 100 / 100", 20) / 2, cubeScreenPosition.y, 20, r.BLACK);
        r.DrawText("Text is always on top of the cube", (screenWidth - r.MeasureText("Text is always on top of the cube", 20)) / 2, 25, 20, r.GRAY);

    r.EndDrawing();
    //----------------------------------------------------------------------------------
}

if (camera.zoom > 3) camera.zoom = 3
  else if (camera.zoom < 0.1) camera.zoom = 0.1

  // Camera reset (zoom and rotation)
  if (r.IsKeyPressed(r.KEY_R))
  {
      camera.zoom = 1.0
      camera.rotation = 0
  }
  //----------------------------------------------------------------------------------

  // Draw
  //----------------------------------------------------------------------------------
  r.BeginDrawing();

    r.ClearBackground(r.RAYWHITE);

    r.BeginMode2D(camera);

      r.DrawRectangle(-6000, 320, 13000, 8000, r.DARKGRAY);

      for (var i = 0; i < MAX_BUILDINGS; i++) {
        r.DrawRectangleRec(buildings[i], buildColors[i]);
      }

      r.DrawRectangleRec(player, r.RED);

      r.DrawLine(camera.target.x, -screenHeight*10, camera.target.x, screenHeight*10, r.GREEN);
      r.DrawLine(-screenWidth*10, camera.target.y, screenWidth*10, camera.target.y, r.GREEN);

    r.EndMode2D();

r.SetTargetFPS(60);
//--------------------------------------------------------------------------------------

// Main game loop
while (!r.WindowShouldClose())    // Detect window close button or ESC key
{
    // Update
    //----------------------------------------------------------------------------------
    // TODO: Update your variables here
    //----------------------------------------------------------------------------------

    // Draw
    //----------------------------------------------------------------------------------
    r.BeginDrawing();

        r.ClearBackground(r.RAYWHITE);

        r.DrawText("some basic shapes available on raylib", 20, 20, 20, r.DARKGRAY);

        var position = {
            x: 100,
            y: 100
        }
        var size = {
            x: 200,
            y: 150
        }
        r.DrawRectangleV(position, size, r.DARKBLUE)

        r.DrawRectangleRec({
            x: 50,
            y: 50,

if (r.IsMouseButtonPressed(r.MOUSE_LEFT_BUTTON)) {
        ballColor = r.MAROON
    }
    else if (r.IsMouseButtonPressed(r.MOUSE_MIDDLE_BUTTON)) {
        ballColor = r.LIME
    }
    else if (r.IsMouseButtonPressed(r.MOUSE_RIGHT_BUTTON)) {
        ballColor = r.DARKBLUE
    }
    //----------------------------------------------------------------------------------

    // Draw
    //----------------------------------------------------------------------------------
    r.BeginDrawing()

        r.ClearBackground(r.RAYWHITE)

        r.DrawCircleV(ballPosition, 40, ballColor)

        r.DrawText("move ball with mouse and click mouse button to change color", 10, 10, 20, r.DARKGRAY)

    r.EndDrawing()
    //----------------------------------------------------------------------------------
}

// De-Initialization
//--------------------------------------------------------------------------------------
r.CloseWindow()        // Close window and OpenGL context
//--------------------------------------------------------------------------------------