prints as the text of the controlstring, with the printed forms of the expri embedded.
- `i` in the control string indicates a point at which to print expri.
- `` includes the next expri not yet printed.
- `.` prints a raw ` in the output string. »
- You can use StringForm to set up "formatted output".
- Messages given as values for objects of the form s::t are used as control strings for StringForm.
Introduced in 1988
(1.0)| Updated in 2003