IsNan
|
Miscellaneous functions |
| SYNTAX | IsNan( x ) |
| RETURNS | NUMBER, ARRAY |
| FUNCTION | Returns a nonzero value (1 or TRUE) if the argument x is a NaN; otherwise it returns 0 (FALSE). A NaN is generated when the result of a floating-point operation cannot be represented in Institute of Electrical and Electronics Engineers (IEEE) format. |
| EXAMPLE | IsNan( 0/0 ); |
| SEE ALSO | NZ() function |
The IsNan function is used in the following formulas in AFL on-line library:
See updated/extended version on-line.