finite

   Returns the integer value 1 (True) when its argument is a finite
   number, or 0 (False) if not.

   This function is supported on OpenVMS Integrity servers and
   Alpha only.

   Format

     #include  <math.h>

     int finite  (double x);

     int finitef  (float x);

     int double finitel  (long double x);
 

Additional information available:

Argument        Description