I use calculation fields and the substitute function for harmonizing the appearance of certain text fields like addresses, for example for changing

WEll I'm answering my own question but I simply copied the ASCII tab character within Character Assassin and copied that into my formula. There is perhaps a more orthodox way of doing it and if so I would still like to know.

Nope that is the only way to capture a Tab. (i.e. from a tab used in a document).

Lee

I use calculation fields and the substitute function for harmonizing the appearance of certain text fields like addresses, for example for changing ?St.? or ?St? or ?ST? always into ?street?. I would like to add to the cald a substitute of any tabulation (ASCII 9) into a simple space but I don't know and can't find how filemaker recognizes an ASCII character in a formular. Anyone have any ideas ?

Put a tab in a global and use the global in the calc