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Command Reference 20-
11
2. This command can be used to loop back to the beginning of a program or to
jump to any location within the program.
3. This command can be used in combination with conditional jumps and count
jumps.
4. If there is no Lbl-statement whose value matches that specified by the Goto-
statement, an error occurs.
Example: ? → A : ? → B : Lbl 1 :
? → X : A × X + B ^
Goto 1
This program calculates
y = AX + B for as many values for each
variable that you want to input. To quit execution of this program, press
A.
Isz
Function: This command is a count jump that increments the value of a control
variable by 1, and then jumps if the current value of the variable is zero.
Syntax:
Parameters:
Variable Name: A to Z, r,
θ
[Example] Isz A : Increments the value assigned to variable A by 1.
Description:
This command increments the value of a control variable by 1, and then tests
(checks) it. If the current value is non-zero, execution continues with the next
statement. If the current value is zero, execution jumps to the statement following
the multi-statement command (:), display command (^), or carriage return (_).
⇒ (Jump Code)
Function: This code is used to set up conditions for a conditional jump. The jump
is executed whenever the conditions are false.
Syntax:
True
_
<left side> <relational operator> <right side> ⇒ <statement>
:
<statement>
^
False
Variable Value
GG
GG
G
0
_
Isz <variable name> : <statement> : <statement>
^
Variable Value = 0
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