/. $"'ss ~ (Pressing I RTN I. of course, ends your statement.) DELETE CHARACTERS DELETE PROGRAM LINE ·~ In BOTH Immediate and Pro- grammed Modes, you can erase all or part of a line BEFORE YOU PRESS [ffi]l You do this by pressin~ key. Each time you press this key, the cursor backs up one space, erasing the character over which it passes. (CTL-H does the same thing.) In Programmed Mode, you can delete an entire line BEFORE you press RTN . Use the control shortcut, CTL -[]]. (This key is marked DELINE on the overlay.) A #I sign will appear at the end of the line and the line will be deleted. as you will notice when you LIST or RUN your program.
~ ~ If you want to continue a PRINT statement over 2 lines. you may need to break it up in a special way. to make it READABLE when it is run. &.... &.., ~ TYPE THESE LINES EXACTLY AS YOU SEE THEM HERE: -~ 10 PRINT "FORESCORE AND SEVEN YEARS '' ; /: ' ''" ~ PRESS I RTN I. 20 PRINT " n AGO, OUR ... " TYPE: PRINT HELLO . .. then press Q] twice. to see how it works. To delete a line AFTER you press I RTN I. ju~ the line number and press l...BTI:!J. See example on the next page. PRESS I RTN I. Don't forget the SEMI-COLON at the end of Line 10. (More on punctuation use in Chapter 2.) If you want to make a change AFTER you press I RTN I. simply re-type the line.
In Programmed Mode, TYPE THE LINE NUMBER TOO. You can re-type a program statement anywhere on the screen. The new statement will replace the old statement, as long as both have the same line number. ' JM ~ ( $>Ґ ~ Now RUN this program. Notice that the computer types "ago" right after "years". This happens because you placed the SEMI- COLON at the end of your literal ("Forescore and seven years") on line 10. The space between years and ago appears because you typed a space before "ago" in line 20. You could also have typed the space AFTER "years" in line 10 . ~ f ~ ~ Jw ~ .:.t!>ittl ~