--https://en.wikipedia.org/wiki/Help:Lua_for_beginners--testes via: User:PHansen/sandboxlocal p = -- defines a variable p as an empty table, but *not* nil. text = "Hello world"
--function p.main(frame) -- this block defines the table element p[main] as the _function_ listed below-- return "Hello world" -- the string result--end -- ends the block defining p.main function p.main(frame) -- this block defines the table element p[main] as the _function_ listed below
if string.len(text) < 15 then --<<<<<<<<<<<<<<<<<<<<< nil ? return ("Under 15")
else return text -- the string result end end -- ends the block defining p.main
return p -- this returns the table p, which contains function p.main, which returns string "Hello world"