<$set name=mystr value="I am a Tiddlywiki lover."><$text text={{{[<mystr>uppercase[]]}}}/><br><$text text={{{[<mystr>lowercase[]]}}}/><br><$text text={{{[<mystr>length[]]}}}/><br><$text text={{{[<mystr>concat[ TW is the best.]]}}}/><br><hr><$list filter="[<mystr>split[ ]]" variable="word"><<word>><br></$list></$set>Thanks for sharing this quick and easy demo.
Regards
Tony