AMSTRAD CPC464 User Manual page 147

FOR
F O R < s i m p l e v a r i a b l e > = s t a r t T 0 < e n d > [ S TEP < size>]
F O R D A Y = 1 t o 5 S T E P 2
COMMAND: Execute a body of program a given number of times, stepping a control variable
between a start and an end value. If not specified, STEP defaults to 1.
Associated keywords: NEXT, WHILE
FRE
FR E(< n u m e r i c e x p r e s s i o n > )
FR E( < s t r i n g e x p r e s s i o n > )
P R I N T F R E ( 0 )
PRINT FRE("")
FUNCTION: Establishes how much meinory remains unused by BASIC. The form FRE("") forces
a ' garbage collection' before returning a value for available space.
GOSUB
G O S U B < l i n e n u m b e r >
G O S U B 2 1 0
COMMAND: Call a BASIC subroutine by branching to the specified line number.See RETURN .
Associated keywords: RETURN
GOTO
GO T O < l i n e n u m b e r >
G O T O 90
COMMAND: Branch to specified line number.