将两个fileinfo[]添加到一起

using System;
using System.Collections.Generic;

public class Program
{
    public static void Main()
    {
        // 示例的两个fileinfo[]
        FileInfo[] fileInfoArray1 = new FileInfo[]
        {
            new FileInfo("file1.txt", 100),
            new FileInfo("file2.txt", 200)
        };
        
        FileInfo[] fileInfoArray2 = new FileInfo[]
        {
            new FileInfo("file3.txt", 150),
            new FileInfo("file4.txt", 250)
        };
        
        // 合并两个fileinfo[]
        FileInfo[] mergedFileInfoArray = MergeFileInfoArrays(fileInfoArray1, fileInfoArray2);
        
        // 打印合并后的结果
        foreach (FileInfo fileInfo in mergedFileInfoArray)
        {
            Console.WriteLine("文件名: " + fileInfo.FileName + ", 大小: " + fileInfo.Size + "KB");
        }
    }
    
    public static FileInfo[] MergeFileInfoArrays(FileInfo[] fileInfoArray1, FileInfo[] fileInfoArray2)
    {
        List<FileInfo> mergedList = new List<FileInfo>();
        
        // 将第一个fileinfo[]的元素添加到合并列表中
        foreach (FileInfo fileInfo in fileInfoArray1)
        {
            mergedList.Add(fileInfo);
        }
        
        // 将第二个fileinfo[]的元素添加到合并列表中
        foreach (FileInfo fileInfo in fileInfoArray2)
        {
            mergedList.Add(fileInfo);
        }
        
        // 将合并列表转换为fileinfo[]并返回
        return mergedList.ToArray();
    }
}

public class FileInfo
{
    public string FileName { get; set; }
    public int Size { get; set; }
    
    public FileInfo(string fileName, int size)
    {
        FileName = fileName;
        Size = size;
    }
}