-- 獲取選擇的對象
local Selection = game:GetService("Selection")

-- 對每個對象進行迴圈
for _, object in pairs(Selection:Get())
 do
	-- 檢查對象是否為 BasePart
	if object:IsA("BasePart") then
		-- 旋轉對象
		object.CFrame = object.CFrame *
		 CFrame.Angles(0, math.pi / 2, 0)
	end
end

local selection = game:GetService("Selection")

selection.SelectionChanged:Connect(function()
	print("選取包含 " .. #selection:Get() .. " 項目.")
end)

local Selection = game:GetService("Selection")

local newSelection = {}
for _, object in pairs(workspace:GetDescendants()) do
	if object:IsA("BasePart") and object.BrickColor == BrickColor.new("Bright red") then
		-- 將物件插入新的選擇中
		table.insert(newSelection, object)
	end
end

-- 設定新的選擇
Selection:Set(newSelection)

local selection = game:GetService("Selection")

selection.SelectionChanged:Connect(function()
	print("選取包含 " .. #selection:Get() .. " 項目.")
end)