Welcome to the Lounge

honey the codewitch wrote:

all .NET IL ops that operate on the stack must operate on the TOP of the stack

honey the codewitch wrote:

it's a contested resource.

honey the codewitch wrote:

I don't agree with your characterization of my comment, and I don't think we're going to agree, so I'm disengaging.

honey the codewitch wrote:

I don't want to admit I was wrong so I'm just going to stick my fingers in my ears.

honey the codewitch wrote:

is ++<target> really so much worse that <target>++?

static void Main(string[] args)
{
    List<double> preIncrement = new List<double>();
    List<double> postIncrement = new List<double>();

    for (int i = 0; i < 10000; i++)
    {
        preIncrement.Add(PreIncrement());
        postIncrement.Add(PostIncrement());
    }

    double letsSeeIfYouAreABadOperator = preIncrement.SkipWhile(x => x == 0).Average();
    double youBetterPerformWell = postIncrement.SkipWhile(x => x == 0).Average();
}

private static double PreIncrement()
{
    DateTime start1 = DateTime.Now;
    int i = 0;

    int x = 1;
    int y = 1;

    for (i = 0; i < 100000; i++)
    {
        x = ++y;
    }
    DateTime end1 = DateTime.Now;

    return (end1 - start1).TotalMilliseconds;
}

private static double PostIncrement()
{
    DateTime start1 = DateTime.Now;
    int i = 0;

    int x = 1;
    int y = 1;

    for (i = 0; i < 100000; i++)
    {
        x = y++;
    }
    DateTime end1 = DateTime.Now;

    return (end1 - start1).TotalMilliseconds;
}

[DllImport("Kernel32.dll", EntryPoint = "GetSystemTimePreciseAsFileTime", CallingConvention = CallingConvention.Winapi)]
static extern void _GetSystemTimePreciseAsFileTime(out long filetime);
internal static DateTime PreciseUtcNow {
	get {
		long filetime;
		_GetSystemTimePreciseAsFileTime(out filetime);
		return DateTime.FromFileTimeUtc(filetime);

	}
}
internal static long PreciseUtcNowTicks {
	get {
		long filetime;
		_GetSystemTimePreciseAsFileTime(out filetime);

		return filetime + 504911232000000000;
	}
}

if(i++>--i) {
// dummy
}

if(++i>--i) {
// dummy
}