HP 39gII, User Manual

Page: 265 / 355

Programming 255
Note that if , this allows starting global views:
HomeScreen:-1
Home Modes:-2
Memory Manager:-3
Apps Library:-4
Matrix Catalog:-5
List Catalog:-6
Program Catalog:-7
Notes Catalog:-8
VIEWS Syntax:
VIEWS
(" string ")
Adds a view to the Views menu.
These commands are used to select or deselect particular
functions for graphing or display in the numeric view
DEBUG Syntax:
DEBUG
( "program name" )
Starts the debugger for the program name you choose.
Block
commands
The block commands determine the beginning and end of
a sub-routine or function. There is also a
Return
command to recall results from sub-routines or functions.
BEGIN…END Syntax:
BEGIN
stmt1 ; stm2 ;… stmtN ;
END;
A command list is a list of single statements enclosed
within a
BEGIN - END
pair. Command lists appear as
the body of a function.
RETURN Syntax:
RETURN
expression ;
Returns the current value of expression .
Assignment
Statements
:= Syntax:
var :=
expression ;
Syntax: expression
var;
In each case, the expression is evaluated first, then the
result stored into the variable var. and
:=
cannot be
used with the graphics variables G0..G9. Instead, see
the command
BLIT
.
n 0
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