从外部C#方法调用中获取返回类型字典

using System;
using System.Collections.Generic;
using System.Reflection;

public class Program
{
    public static void Main()
    {
        Dictionary<string, Type> returnTypeDict = GetReturnTypeDictionary();

        foreach (var kvp in returnTypeDict)
        {
            Console.WriteLine("方法名: " + kvp.Key);
            Console.WriteLine("返回类型: " + kvp.Value.FullName);
            Console.WriteLine();
        }
    }

    public static Dictionary<string, Type> GetReturnTypeDictionary()
    {
        Dictionary<string, Type> returnTypeDict = new Dictionary<string, Type>();

        // 获取当前程序集中的所有公共类型
        Type[] types = Assembly.GetExecutingAssembly().GetTypes();

        foreach (Type type in types)
        {
            // 获取类型中的所有公共方法
            MethodInfo[] methods = type.GetMethods(BindingFlags.Public | BindingFlags.Instance | BindingFlags.Static);

            foreach (MethodInfo method in methods)
            {
                // 获取方法的返回类型
                Type returnType = method.ReturnType;

                // 将方法名和返回类型添加到字典中
                returnTypeDict.Add(method.Name, returnType);
            }
        }

        return returnTypeDict;
    }
}