Texas Instruments NS/CLM/1L1/B Reference Guide - Page 113

Error codes and messages

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© (comment) © [text] © processes text as a comment line, allowing you to annotate functions and programs that you create. © can be at the beginning or anywhere in the line. Everything to the right of ©, to the end of the line, is the comment. Note for entering the example: In the Calculator application on the handheld, you can enter multi-line definitions by pressing @ · instead of at the end of each line. On the computer keyboard, hold down Alt and press Enter. /k keys 0b, 0h 0B 0H keys, keys 0b binaryNumber 0h hexadecimalNumber In Dec base mode: Denotes a binary or hexadecimal number, respectively. To enter a binary or hex number, you must enter the 0b or 0h prefix regardless of the Base mode. Without a prefix, a number is treated as decimal (base 10). In Bin base mode: Results are displayed according to the Base mode. In Hex base mode: Error codes and messages When an error occurs, its code is assigned to variable errCode. User-defined programs and functions can examine errCode to determine the cause of an error. For an example of using errCode, See Example 2 under the Try command, page 84. Note: Some error conditions apply only to TI-Nspire™ CAS products, and some apply only to TI-Nspire™ products. Error code 10 20 30 40 50 60 70 90 100 Description A function did not return a value A test did not resolve to TRUE or FALSE. Generally, undefined variables cannot be compared. For example, the test If a

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TI-Nspire™ Reference Guide
107
Error codes and messages
When an error occurs, its code is assigned to variable
errCode
. User-defined programs and functions can examine
errCode
to determine the
cause of an error. For an example of using
errCode
, See Example 2 under the
Try
command, page
84
.
Note:
Some error conditions apply only to TI-Nspire™ CAS products, and some apply only to TI-Nspire™ products.
© (comment)
/k
keys
©
[
text
]
©
processes
text
as a comment line, allowing you to annotate
functions and programs that you create.
©
can be at the beginning or anywhere in the line. Everything to the
right of
©
, to the end of the line, is the comment.
Note for entering the example:
In the Calculator application
on the handheld, you can enter multi-line definitions by pressing
@
instead of
·
at the end of each line. On the computer
keyboard, hold down
Alt
and press
Enter
.
0b, 0h
0B
keys,
0H
keys
0b
binaryNumber
0h
hexadecimalNumber
Denotes a binary or hexadecimal number, respectively. To enter a
binary or hex number, you must enter the 0b or 0h prefix regardless of
the Base mode. Without a prefix, a number is treated as decimal
(base 10).
Results are displayed according to the Base mode.
In Dec base mode:
In Bin base mode:
In Hex base mode:
Error code
Description
10
A function did not return a value
20
A test did not resolve to TRUE or FALSE.
Generally, undefined variables cannot be compared. For example, the test If a<b will cause this error if either a or b
is undefined when the If statement is executed.
30
Argument cannot be a folder name.
40
Argument error
50
Argument mismatch
Two or more arguments must be of the same type.
60
Argument must be a Boolean expression or integer
70
Argument must be a decimal number
90
Argument must be a list
100
Argument must be a matrix