NAME

       SDL_isnan - Return whether the value is NaN.

SYNOPSIS

       #include <SDL3/SDL_stdinc.h>

       int SDL_isnan(double x);

FUNCTION PARAMETERS

       x      double-precision floating point value.

RETURN VALUE

       Returns non-zero if the value is NaN, 0 otherwise.

THREAD SAFETY

       It is safe to call this function from any thread.

AVAILABILITY

       This function is available since SDL 3.2.0.

SEE ALSO

       SDL_isnanf(3)

Simple Directmedia Layer                           SDL 3.2.20                                       SDL_isnan(3)