Microsoft Visual Basic 2010 Step by Step eBook

Chapter 13 Exploring Text Files and String Processing 337

Encrypt text by changing ASCII codes

1. Close the Sort Text project, and then open the Encrypt Text project located in the
   C:\Vb10sbs\Chap13\Encrypt Text folder.


2. Click the Start Debugging button to run the program.


3. Type the following text, or some text of your own, in the text box:

Here at last, my friend, you have the little book long since expected and

promised, a little book on vast matters, namely, “On my own ignorance and that

of many others.”

Francesco Petrarca, c. 1368

The resulting application window and text look something like this:

4. On the File menu, click the Save Encrypted File As command, and then save the file in
   the C:\Vb10sbs\Chap13 folder with the name Padua.txt.
   As you save the text file, the program scrambles the ASCII code and displays the results
   in the text box shown here: