[Francois Paradis]

I found this great tutorial that gives the expression you were looking for. It loads text from a .text file.
Thank you
Harry J Frank and Maltaannon.

https://www.graymachine.com/wp09/2009/03/expressions-and-external-documents/

Frank

#include'D:Temperature.txt'

try{
eval (thisComp.name)
}
catch(err){"not found"}