Determines whether the given double-precision floating-point value is finite.
int _finite(
double x
);
Parameters
- x
Double-precision floating-point value.
Return Value
_finite returns a nonzero value if its argument x is not infinite; that is, if –INF < x < +INF. It returns 0 if the argument is infinite or a NAN.
Requirements
Function |
Required header |
|---|---|
_finite |
<float.h> |
For more compatibility information, see Compatibility in the Introduction.