"file" program statement?

a

Picture above "file"

File a.txt. Display the text of this file on the phone screen.

What program statement is used?

example:

When opening the mobile APP, the mobile phone screen displays the contents of the file a.txt.

http://ai2.appinventor.mit.edu.ezproxy.canberra.edu.au/reference/components/storage.html#File

grafik