Tandy 1000 Basic Reference Manual page 232

Chapter 10 I
BASIC Keywords
Sample Program
4 3 0 I N P U T "CHOOSE
1 , 2 , OR 3" ; I
4 4 0 ON
I
GOSUB 5 0 0 , 6 0 0 , 7 0 0
4 5 0 E N D
5 0 0 P R I N T " S U B R O U T I N E
# I " :
RETURN
6 0 0 P R I N T " S U B R O U T I N E
# 2 " : RETURN
7 0 0 P R I N T " S U B R O U T I N E #3": RETURN
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