On Sun, Jul 20, 2014 at 5:22 PM, Negin Nickparsa <nickparsa@xxxxxxxxx> wrote: > how PHP rounds the numbers in this case ? > It doesn't use the built-in round function but rather casts the floats to int. You can achieve the same effect with the intval function and casting. > echo intval(1.5); 1 > echo (int) 1.5; 1 Peace, David