My script for a script executer plugin (not full script)
local Widget = plugin:CreateDockWidgetPluginGui("Ex", WidgetInfo)
Widget.Title = "Executer"
local Gui = script.Parent.UI
Gui.Parent = Widget
local guitoolbar = Gui
local Button1 = guitoolbar.TopBar.Execute
Button1.MouseButton1Click:Connect(function()
local Code = "guitoolbar.txt.Text"
loadstring(Code)
end)