C# list sort底层原理
2021-03-01 09:27
标签:HERE tar partition other ros which 插入排序算法 lex 使用 如果提供比较,则使用委托表示的方法对列表中的元素进行排序。如果comparison为null,则抛出ArgumentNullException。 此方法使用数组.排序,其应用自省排序,如下所示: 如果分区大小小于或等于16个元素,则使用插入排序算法 如果分区数超过2logn,其中n是输入数组的范围,则使用Heapsort算法。 否则,它将使用快速排序算法。 这个实现执行不稳定的排序;也就是说,如果两个元素相等,它们的顺序可能不会被保留。相反,稳定排序保留相等元素的顺序。 此方法是一个O(n logn)操作,其中n是Count。 官网文档: https://docs.microsoft.com/en-us/dotnet/api/system.collections.generic.list-1.sort?redirectedfrom=MSDN&view=net-5.0#System_Collections_Generic_List_1_Sort_System_Comparison__0__ If If This method uses Array.Sort, which applies the introspective sort as follows: If the partition size is less than or equal to 16 elements, it uses an insertion sort algorithm If the number of partitions exceeds 2 log n, where n is the range of the input array, it uses a Heapsort algorithm. Otherwise, it uses a Quicksort algorithm. This implementation performs an unstable sort; that is, if two elements are equal, their order might not be preserved. In contrast, a stable sort preserves the order of elements that are equal. This method is an O(n log n) operation, where n is Count. C# list sort底层原理 标签:HERE tar partition other ros which 插入排序算法 lex 使用 原文地址:https://www.cnblogs.com/workharder/p/14384077.htmlRemarks
comparison
is provided, the elements of the Listcomparison
is null
, an ArgumentNullException is thrown.