将Dictionary<int、ParentObject>转换为Dictionary<int、ChildObject>链接

using System;
using System.Collections.Generic;
using System.Linq;

public class ParentObject
{
    public int Id { get; set; }
    public string Name { get; set; }
}

public class ChildObject
{
    public int Id { get; set; }
    public string Name { get; set; }
}

public class Program
{
    public static void Main()
    {
        Dictionary<int, ParentObject> parentDictionary = new Dictionary<int, ParentObject>()
        {
            { 1, new ParentObject { Id = 1, Name = "Parent 1" } },
            { 2, new ParentObject { Id = 2, Name = "Parent 2" } },
            { 3, new ParentObject { Id = 3, Name = "Parent 3" } }
        };

        Dictionary<int, ChildObject> childDictionary = parentDictionary
            .ToDictionary(kvp => kvp.Key, kvp => new ChildObject { Id = kvp.Value.Id, Name = kvp.Value.Name });

        foreach (var kvp in childDictionary)
        {
            Console.WriteLine($"Key: {kvp.Key}, Value: {kvp.Value.Id} - {kvp.Value.Name}");
        }
    }
}