Apple IIe - Page 88

88 Apple lie Users Handbook
CLEAR
• Applesoft
D Integer
CLEAR initializes all variables, arrays, and strings to zero. CLEAR
also initializes all
DAT A pointers, FOR ... NEXT counters, sub-
routine pointers, etc.
Configuration
CLEAR
CLEAR can be used
anywhere in a program, but should not be
used in a
subroutine or FOR ... NEXT loop.
Example
10 A= 10
20 PRINT A
30 CLEAR
40 PRINT A
]RUN [Ret]
10
0
Line 30 sets variable A from 10 to 0.
CLR
o Applesoft
• Integer
CLR sets all variables to 0, strings to null, and clears any
dimensioned variables.
Configuration
CLR
CLR
can only be used in the immediate mode.