كابل USB-C للأجهزة الكهروحرارية @AlexeyShcherbak The difference between Stopwatch and DateTime.Now cannot be much more than 10-twenty ms, check your code yet again. And I don't treatment about milliseconds in my test. Also my code will probably be a number of lines of code lengthier with Stopwatch. as you can https://arqoob.com/