Texas Instruments TI-89 Titanium Short User Manual

Appendix A: Functions and Instructions 169
CustmOff CATALOG
CustmOff
Removes a custom toolbar.
CustmOn and CustmOff enable a program to
control a custom toolbar. Manually, you can press
2¾ to toggle a custom toolbar on and
off. Also, a custom toolbar is removed
automatically when you change applications.
See
Custom program listing example.
CustmOn CATALOG
CustmOn
Activates a custom toolbar that has already been
set up in a
Custom...EndCustm block.
CustmOn and CustmOff enable a program to
control a custom toolbar. Manually, you can press
2¾ to toggle a custom toolbar on and
off.
See
Custom program listing example.
Custom 2¾key
Custom
block
EndCustm
Sets up a toolbar that is activated when you press
2¾. It is very similar to the
ToolBar
instruction except that Title and Item statements
cannot have labels.
block can be either a single statement or a series
of statements separated with the “:” character.
Note: 2¾acts as a toggle. The first
instance invokes the menu, and the second
instance removes the menu. The menu is
removed also when you change applications.
Program listing:
:Test()
:Prgm
:Custom
:Title "Lists"
:Item "List1"
:Item "Scores"
:Item "L3"
:Title "Fractions"
:Item "f(x)"
:Item "h(x)"
:Title "Graph"
:EndCustm
:EndPrgm
Cycle CATALOG
Cycle
Transfers program control immediately to the
next iteration of the current loop (
For, While, or
Loop).
Cycle is not allowed outside the three looping
structures (
For, While, or Loop).
Program listing:
:¦ Sum the integers from 1 to
100 skipping 50.
:0! temp
:For i,1,100,1
:If i=50
:Cycle
:temp+i! temp
:EndFor
:Disp temp
Contents of temp after execution: 5000

Texas Instruments TI-89 Titanium Specifications

General

Brand	Texas Instruments
Model	TI-89 Titanium
Category	Calculator
Language	English