ESP in Lua

  local script = Instance.new('LocalScript', ESP)

    for i,v in pairs(game.Players:GetChildren()) do
                local gui                                 = Instance.new("BillboardGui")
                gui.Size                                  = UDim2.new(5,10,5,0)
                gui.AlwaysOnTop                           = true
                gui.Parent                                = game.Workspace:WaitForChild(v.Name)
                local text                                = Instance.new("TextLabel")
                text.Text                                 = (v.Name)
                text.BackgroundTransparency               = 0.6
                text.Parent                               = gui
                text.Size                                 = UDim2.new (1,0,1,0)
                text.TextColor3                           = Color3.new(1,0,0)
            end