You can use the fopen, fprint and fclose commands to write output to a file instead of the screen.
The fopen command creates and opens a file to write into.
To use this, you need to associate it with a variable var:=fopen(filename) which you can use to refer to the file when printing to it.
The fprint command writes to a file.
The fclose command closes a file.
Example.
To write contents to a file, you first need to open the file and
associate it with a variable.
Input:
This creates a file named “bar” (and so erase it if it already
exists). To write to the file:
Input:
x:=9 |
fprint(f,"x + 1 is ", x+1) |
will put
in the file. Note that the quotation marks are inserted with the
Unquoted argument:
Input:
x:=9 |
fprint(f,Unquoted,"x + 1 is ", x+1) |
will put
in the file. Finally, after you have finished writing what you want
into the file, you close the file with the fclose command:
Input: