Instance

local Workspace = game:GetService("Workspace")

-- Get a reference to an existing object
local model = script.Parent.Model

-- Create a clone of the model
local clone = model:Clone()

-- Move the clone so it's not overlapping the original model
clone:PivotTo(model.PrimaryPart.CFrame - (Vector3.xAxis * 10))

-- Add the clone to the Workspace
clone.Parent = Workspace

local part = script.Parent.Part

part:Destroy()

local found = workspace:FindFirstChild("Brick")

if found then
	found.Name = "Foo"
end

local Players = game:GetService("Players")

local player = Players.LocalPlayer
local character = player.Character or player.CharacterAdded:Wait()

local humanoid

while not humanoid do
	humanoid = character:FindFirstChildOfClass("Humanoid")
	if not humanoid then
		character.ChildAdded:Wait()
	end
end

local children = workspace:GetChildren()

for i = 1, #children do
	print(i, children[i].Name)
end

print(workspace:GetDebugId()) --> 39FA_12
print(workspace:GetDebugId(10)) --> 39FA2FEF4D_12
print(workspace:GetDebugId(math.huge)) --> 12

local descendants = workspace:GetDescendants()

-- Loop through all of the descendants of the Workspace. If a
-- BasePart is found, the code changes that parts color to green
for _, descendant in pairs(descendants) do
	if descendant:IsA("BasePart") then
		descendant.BrickColor = BrickColor.Green()
	end
end

-- Create a simple hierarchy
local model = Instance.new("Model")
local part = Instance.new("Part")
part.Parent = model
local fire = Instance.new("Fire")
fire.Parent = part

print(fire:GetFullName()) --> Model.Part.Fire

model.Parent = workspace

print(fire:GetFullName()) --> Workspace.Model.Part.Fire

part.Name = "Hello, world"

print(fire:GetFullName()) --> Workspace.Model.Hello, world.Fire

local function getFullName(object)
	local result = object.Name
	object = object.Parent
	while object and object ~= game do
		-- Prepend parent name
		result = object.Name .. "." .. result
		-- Go up the hierarchy
		object = object.Parent
	end
	return result
end

print(getFullName(workspace.Camera)) --> Workspace.Camera

local Workspace = game:GetService("Workspace")
local spawnLocation = Workspace.SpawnLocation
local decal = spawnLocation.Decal

-- These statements are true
print(Workspace:IsAncestorOf(spawnLocation))
print(Workspace:IsAncestorOf(decal))
print(spawnLocation:IsAncestorOf(decal))

-- These statements are false
print(spawnLocation:IsAncestorOf(Workspace))
print(decal:IsAncestorOf(Workspace))
print(decal:IsAncestorOf(spawnLocation))

local part = Instance.new("Part")
print(part:IsDescendantOf(game))
--> false

part.Parent = workspace
print(part:IsDescendantOf(game))
--> true

part.Parent = game
print(part:IsDescendantOf(game))
--> true

local part = workspace:WaitForChild("Part")
print(part.Name .. " has been added to the Workspace")

local Workspace = game:GetService("Workspace")

local redPart = script.Parent.RedPart
local bluePart = script.Parent.BluePart
local changingPart = script.Parent.ChangingPart

-- Change the color of changingPart based on it's Parent
local function onAncestryChanged(part: Part, parent: Instance)
	if parent == redPart then
		changingPart.Color = Color3.new(1, 0, 0)
	elseif parent == bluePart then
		changingPart.Color = Color3.new(0, 0, 1)
	else
		changingPart.Color = Color3.new(1, 1, 1)
	end
	print(`{part.Name} is now parented to {parent.Name}`)
end

changingPart.AncestryChanged:Connect(onAncestryChanged)

-- Set changingPart's Parent property to different instances over time
while true do
	task.wait(2)
	changingPart.Parent = redPart

	task.wait(2)
	changingPart.Parent = bluePart

	task.wait(2)
	changingPart.Parent = Workspace
end

local function onChildAdded(instance)
	print(instance.Name .. " added to the workspace")
end

workspace.ChildAdded:Connect(onChildAdded)

local part = Instance.new("Part")
part.Parent = workspace --> Part added to the Workspace

local function onChildRemoved(instance)
	print(instance.Name .. " removed from the workspace")
end

workspace.ChildRemoved:Connect(onChildRemoved)

local part = Instance.new("Part")
part.Parent = workspace

task.wait(2)

part:Destroy()

local function onDescendantAdded(descendant)
	print(descendant)
end

workspace.DescendantAdded:Connect(onDescendantAdded)

local part = Instance.new("Part")
part.Parent = workspace

workspace.DescendantRemoving:Connect(function(descendant)
	print(descendant.Name .. " is currently parented to " .. tostring(descendant.Parent))
end)
local part = Instance.new("Part")
part.Parent = workspace
part.Parent = nil
--> Part is currently parented to Workspace
print(part.Parent)
--> nil

local part = Instance.new("Part", workspace)

local function onPartDestroying()
	print("Before yielding:", part:GetFullName(), #part:GetChildren())
	task.wait()
	print("After yielding:", part:GetFullName(), #part:GetChildren())
end

part.Destroying:Connect(onPartDestroying)

part:Destroy()

local part = Instance.new("Part", workspace)

local function onPartDestroying()
	print("In signal:", part:GetFullName(), #part:GetChildren())
end

part.Destroying:Connect(onPartDestroying)

print("Before destroying:", part:GetFullName(), #part:GetChildren())
part:Destroy()
print("After destroying:", part:GetFullName(), #part:GetChildren())