UniBasic Commands Reference - Rocket Software

NUMS
Syntax
NUMS(dyn.array)
Description
The UniBasic NUMS function determines, for each element of an array, if that
element is numeric. If the element is numeric, NUM returns 1 in the corresponding
position of the new array. For nonnumeric and multibyte characters, it returns 0.
With null value handling on, this function returns 1 for the null value.
The nonnumeric characters in the following table produce a result of 1.
Example
In the following example, the program segment determines whether each element of
array CHARACTERS is numeric. The resulting array B contains 1}1}1}0}0.
1-486 UniBasic Commands Reference
Character Description
+ Plus sign
- Negative sign
. Decimal point
Nonprinting Null value
Nonnumeric Characters
CHARACTERS = 123:@FM:456:@FM:-789:@FM:"ABC":@FM:"CDE"
B = NUMS(CHARACTERS)