Texas Instruments TI-80 User Manual - Page 156

Editing Programs The program editor also lets you edit an existing program. As you edit, you can enter commands just as you did when you created the program. Editing a Program To edit a program: 1. Press K 9 to display the PRGM EDIT menu. Changing Instructions Inserting a New Command Line Deleting a Command Line 2. Select the name of an existing program. The program editor and the commands in that program are displayed. 3. Edit the program by changing, inserting, or deleting commands, as needed. Move the cursor to the command you want to change. ¦ Position the cursor, and then make the changes by typing over the command or using 4 or 2 /. ¦ Press M to clear (blank) all program commands on the command line (The leading colon is not deleted.), and then enter a new program command. To insert a new command line, position the cursor where you want to insert the new line, press 2 / to put the TI-80 in insert mode, and then press ¸. To delete a command line, press M to clear the line, and then press 4 to delete the colon. Note: All programs end with a blank command line; the colon on this line cannot be deleted. 10-6 Programming