On Saturday, September 4, 2021 at 11:50:17 PM UTC-4 Kurtis Rader wrote:
> On Sat, Sep 4, 2021 at 8:39 PM tapi...@gmail.com <tapi...@gmail.com> > wrote: > >> The problem of the current algorithm is it is not monotonically >> increasing: >> > > Please explain why that is a problem. Also, I think you are > misusing "monotonically increasing". The behavior up to length 1024 is not > "monotonically increasing". It is exponential growth. > I mean the whole length range. Why would you seect [0, 1023]? I never deny it is exponential growth. > > >> x1 := make([]int, 897) >> x2 := make([]int, 1024) >> y := make([]int, 100) >> println(cap(append(x1, y...))) // 2048 >> println(cap(append(x2, y...))) // 1280 >> >> And it is not symmetrical: >> > > Again, please explain why this is a problem. > When I merge two slices, I expect the argument orders are not important. > > >> x := make([]int, 98) >> y := make([]int, 666) >> println(cap(append(x, y...))) // 768 >> println(cap(append(y, x...))) // 1360 >> >> And it depends on the capacity of the first argument, >> which is some logical but often not for many cases: >> >> x := make([]byte, 100, 500) >> y := make([]byte, 500) >> println(cap(append(x, y...))) // 1024 >> println(cap(append(x[:len(x):len(x)], y...))) // 640 >> >> On Saturday, September 4, 2021 at 1:14:30 PM UTC-4 Miraddo wrote: >> >>> Hey Guys, >>> >>> We know slices grow by doubling until size 1024, the capacity will grow >>> at 25%. The question that I had was why after 1024 elements? Why didn't the >>> developers chose another number like 2048 or other numbers? >>> >>> Thanks, >>> Milad >>> >> -- >> > You received this message because you are subscribed to the Google Groups >> "golang-nuts" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to golang-nuts...@googlegroups.com. >> > To view this discussion on the web visit >> https://groups.google.com/d/msgid/golang-nuts/45753fb8-429b-4407-9728-411b75a98484n%40googlegroups.com >> >> <https://groups.google.com/d/msgid/golang-nuts/45753fb8-429b-4407-9728-411b75a98484n%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> > > > -- > Kurtis Rader > Caretaker of the exceptional canines Junior and Hank > -- You received this message because you are subscribed to the Google Groups "golang-nuts" group. To unsubscribe from this group and stop receiving emails from it, send an email to golang-nuts+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/golang-nuts/529b4ee9-14a8-4145-853d-1ebdb9e9fa67n%40googlegroups.com.
