View difference between Paste ID: JwvB6U4C and AdSKWgzp

 using Godot;
 using System;
 using System.Collections.Generic;
 using System.Runtime.InteropServices;
 
 namespace Game;
 public partial class Main : Node2D
 {
 
 	#region timer
 	private ulong _time;
 
 	private void TimeStart()
 	{
 		_time = Time.GetTicksUsec();
 	}
 
 	private void TimeStop(string prefix = "")
 	{
 		string Reverse(string s)
 		{
 			char[] chars = s.ToCharArray();
 			Array.Reverse(chars);
 			return new string(chars);
 		}
 		string Parse(string s, bool isReverse)
 		{
 			if (isReverse)
 				s = Reverse(s);
 
 			var r = new List<string>();
 
 			for (int i = 0; i < s.Length; i++)
 			{
 				if (i % 3 == 0 && i != 0)
 					r.Add("_");
 
 				r.Add(s[i].ToString());
 			}
 
 			if (isReverse)
 				r.Reverse();
 
 			return string.Join("", r);
 		}
 
 		double elapsed = (double)(Time.GetTicksUsec() - _time) / 1_000_000.0;
 
 		string t = elapsed.ToString();
 
 		if (t == "0")
 			t += ",0";
 
 		string[] parts = t.Split(',');
 
 		GD.Print(
 
 			Parse(parts[0], true)
 			+ "."
 			+ Parse(parts[1].PadRight(6, '0'), false)
 			+ "\t"
 			+ prefix
 		);
 	}
 
 
 	#endregion
 
 
 	private int once = 0;
 	const int count = 50;
 	const int sizeArr = 1_000_000;
 
 	private List<int> list = [];
 	private Godot.Collections.Array<int> godotList = [];
 
 
 	public override void _Ready()
 	{
 
 	}
 
 
 	public override void _Process(double delta)
 	{
 		once++;
 
 		if (once == 120)
 		{
 			// Test_Each_List_Global();
 			// Test_Each_List();
 			// Test_Each_GodoList();
 
 			Test_For_array();
 			Test_For_array_new();
 			Test_For_list();
 			Test_For_list_AsSpan();
 			Test_For_list_class();
 			Test_For_list_reference();
 			Test_For_list_reference_link();
 			Test_For_list_reference_new();
 			Info();
 			ShowGc();
 		}
 	}
 
 	struct Point
 	{
 		public int x;
 		public int y;
 	}
 
 	class PointClass
 	{
 		public int x;
 		public int y;
 	}
 
 	private void Test_For_array()
 	{
 		Point[] list = new Point[sizeArr];
 		// не нужно но для чистоты
 		for (int i = 0; i < sizeArr; i++)
 		{
 			list[i].x = i;
 			list[i].y = i;
 		}
 
 		TimeStart();
 		for (int a = 0; a < count; a++)
 		{
 			for (int i = 0; i < sizeArr; i++)
 			{
 				list[i].x = i + count;
 				list[i].y = i + count;
 			}
 		}
 		TimeStop("FOR array");
 
 	}
 
 	private void Test_For_array_new()
 	{
 		Point[] list = new Point[sizeArr];
 		for (int i = 0; i < sizeArr; i++)
 		{
 			list[i].x = i;
 			list[i].y = i;
 		}
 
 		TimeStart();
 		for (int a = 0; a < count; a++)
 		{
 			for (int i = 0; i < sizeArr; i++)
 			{
 				Point point = list[i];
 				point.x = i + count;
 				point.y = i + count;
 				list[i] = point;
 			}
 		}
 		TimeStop("FOR array new");
 
 	}
 
 
 	private void Test_For_list()
 	{
 		List<Point> list = [];
 		for (int i = 0; i < sizeArr; i++)
 		{
 			list.Add(new Point
 			{
 				x = i,
 				y = i
 			});
 		}
 
 		TimeStart();
 		for (int a = 0; a < count; a++)
 		{
 			for (int i = 0; i < sizeArr; i++)
 			{
 				Point point = list[i];
 				point.x = i + count;
 				point.y = i + count;
 				list[i] = point;
 			}
 		}
 		TimeStop("FOR list");
 	}
 
 	private void Test_For_list_AsSpan()
 	{
 
 		List<Point> list = [];
 		for (int i = 0; i < sizeArr; i++)
 		{
 			list.Add(new Point
 			{
 				x = i,
 				y = i
 			});
 		}
 		Span<Point> span = CollectionsMarshal.AsSpan(list);
 
 		TimeStart();
 		for (int a = 0; a < count; a++)
 		{
 			for (int i = 0; i < sizeArr; i++)
 			{
 				span[i].x = i + count;
 				span[i].y = i + count;
 			}
 		}
 		TimeStop("FOR list AsSpan");
 	}
 
 	private void Test_For_list_class()
 	{
 		List<PointClass> list = [];
 		for (int i = 0; i < sizeArr; i++)
 		{
 			list.Add(new PointClass
 			{
 				x = i,
 				y = i
 			});
 		}
 
 		TimeStart();
 		for (int a = 0; a < count; a++)
 		{
 			for (int i = 0; i < sizeArr; i++)
 			{
 				list[i].x = i + count;
 				list[i].y = i + count;
 			}
 		}
 		TimeStop("FOR list Class Value");
 	}
 
 	private class RefClass
 	{
 		public string x;
 		public string y;
 	}
 
 	private void Test_For_list_reference()
 	{
 		List<RefClass> list = [];
 		for (int i = 0; i < sizeArr; i++)
 		{
 			list.Add(new RefClass
 			{
 				x = i.ToString(),
 				y = i.ToString()
 			});
 		}
 
 		TimeStart();
 		for (int a = 0; a < count; a++)
 		{
 			for (int i = 0; i < sizeArr; i++)
 			{
 				list[i].x = "xxxx";
 				list[i].y = "yyyy";
 			}
 		}
 		TimeStop("FOR list Class Ref literal");
 	}
 
 	private void Test_For_list_reference_new()
 	{
 		List<RefClass> list = [];
 		for (int i = 0; i < sizeArr; i++)
 		{
 			list.Add(new RefClass
 			{
 				x = i.ToString(),
 				y = i.ToString()
 			});
 		}
 
 		TimeStart();
 		for (int a = 0; a < count; a++)
 		{
 			for (int i = 0; i < sizeArr; i++)
 			{
 				list[i].x = (i + count).ToString();
 				list[i].y = (i + count).ToString();
 			}
 		}
 		TimeStop("FOR list Class Ref new");
 	}
 
 	private void Test_For_list_reference_link()
 	{
 		List<RefClass> list = [];
 		var links = new string[sizeArr];
 		for (int i = 0; i < sizeArr; i++)
 		{
 			list.Add(new RefClass
 			{
 				x = i.ToString(),
 				y = i.ToString()
 			});
 			links[i] = (i + count).ToString();
 		}
 
 		TimeStart();
 		for (int a = 0; a < count; a++)
 		{
 			for (int i = 0; i < sizeArr; i++)
 			{
 				list[i].x = links[i];
 				list[i].y = links[i];
 			}
 		}
 		TimeStop("FOR list Class Ref link");
 	}
 
 
 
 
 	void ShowGc()
 	{
 		GD.Print(
 			$"{GC.GetTotalPauseDuration()}"
 		);
 	}
 
 
 	private void Info()
 	{
 		GD.Print();
 		GD.Print($"Кол-во итераций: {count}");
 		GD.Print($"Размер массива:  {sizeArr}");
 	}
 
 	private void Test_Each_List_Global()
 	{
 		var globalClass = new SwapRemover();
 		globalClass.Setup(sizeArr, count);
 		TimeStart();
 		globalClass.Test_Each_List();
 		TimeStop("Each C#  List GLOBAL_CLASS\t");
 	}
 
 
 
 	private void Test_Each_List()
 	{
 		List<int> arr = [];
 
 		for (int i = 0; i < sizeArr; i++)
 		{
 			arr.Add(i);
 		}
 
 		int r = 0;
 		TimeStart();
 
 		for (int i = 0; i < count; i++)
 		{
 			for (int a = 0; a < arr.Count; a++)
 			{
 				r = arr[a];
 			}
 		}
 
 		TimeStop("Each C#  List\t\t\t\t");
 	}
 
 
 
 	private void Test_Each_GodoList()
 	{
 		Godot.Collections.Array<int> arr = [];
 		// var _arr = godotList.Duplicate();
 		int r = 0;
 		for (int i = 0; i < sizeArr; i++)
 		{
 			arr.Add(i);
 		}
 
 		TimeStart();
 
 		for (int i = 0; i < count; i++)
 		{
 			for (int a = 0; a < arr.Count; a++)
 			{
 				r = arr[a];
 			}
 		}
 
 		TimeStop("Each C# Godot List\t\t\t");
 	}
 
 
 }