Texas Instruments TI-89 Manuel D’Utilisation
Programming
615
Typically, the loop contains commands that let the program exit from the loop. Commonly
used commands are:
used commands are:
If
,
Exit
,
Goto
, and
Lbl
(label). For example:
Ê
An If command checks the condition.
Ë
Exits the loop and jumps to here when x increments to 6.
Note:
The
Exit
command exits from the current loop.
In this example, the
If
command can be anywhere in the loop.
The
If
command could also use a
Goto
command to transfer program control to a
specified
Lbl
(label) command.
Ê
Ë
:0
!
x
:Loop
: Disp x
: x+1
!
x
: If x>5
: Exit
:EndLoop
:Disp x
When the If command is:
The loop is:
At the beginning of the loop
Executed only if the condition is true.
At the end of the loop
Executed at least once and repeated
only if the condition is true.
only if the condition is true.