Texas TI-86 用户手册
290
Chapter 20: A to Z Function and Instruction Reference
20ATOZ.DOC TI-86, Chap 20, US English Bob Fedorisko Revised: 02/13/01 2:42 PM Printed: 02/13/01 3:05 PM Page 290 of 118
Else
‡ program editor
CTL menu
Refer to syntax information for
If
, beginning on page 305. See
the
If:Then:Else:End
syntax.
End
‡ program editor
CTL menu
End
Identifies the end of a
While
,
For
,
Repeat
, or
If-Then-
Else
loop.
Eng
† mode screen
Eng
Sets engineering notation mode, in which the power-of-
10 exponent is a multiple of 3.
10 exponent is a multiple of 3.
In
Eng
notation mode:
123456789 b
123.456789
E
6
In
Normal
notation mode:
123456789 b
123456789
Eq
4
St(
STRNG menu
Eq
4
St(
equationVariable
,
stringVariable
)
Converts the contents of equationVariable to a string
and stores it to stringVariable. Be sure to specify an
equation variable, not an equation.
and stores it to stringVariable. Be sure to specify an
equation variable, not an equation.
To create an equation variable, use an equal sign (=) to
define the variable. For example, enter
define the variable. For example, enter
A=B
¹
C
, not
B
¹
C
¶
A
.
A=B¹C b
Done
5¶B b
5
2¶C b
2
A b
10
Eq
4St(A,STR) b
Done
STR b
B¹C
Equal:
=
1
ã
=
ä
Refer to syntax information for
Assignment
on page 270.
If you use
=
in an expression in which the first argument
is not a variable name at the beginning of a line, the
=
is
treated as
N
(.
Example of = treated as
N(, where 4=6+1 is
evaluated as 4
N(6+1):
4=6+1 b
L
3
For true/false comparison, use == instead:
4==6+1 b
0