EfunsFloating-Point MathfloatpOn this pagefloatp NAME floatp() - determine whether or not a given variable is a float SYNOPSIS int floatp( mixed arg ); DESCRIPTION Return 1 if 'arg' is a float number and zero (0) otherwise. SEE ALSO mapp(3), stringp(3), pointerp(3), objectp(3), intp(3), bufferp(3),functionp(3), nullp(3), undefinedp(3)