SYNOPSIS
        int floatp(mixed)

DESCRIPTION
        Returns 1 if the arg is a floating point number, 0 else.

SEE ALSO
        bytesp(E), clonep(E), closurep(E), coroutinep(E), intp(E),
        lpctypep(E), lwobjectp(E), mappingp(E), objectp(E), pointerp(E),
        referencep(E), stringp(E), structp(E), symbolp(E)