C#遍历文件夹里的所有文件

        /// <summary>
        /// 获得目录下所有文件名称。
        /// </summary>
        /// <returns>文件名称集合</returns>
        public static List<string>? GetDirectoryInFileInfo()
        {
            string path = Tools.sDirAddr + Tools.sDirSource;
            List<string>? lstFileNames = new List<string>();
            try
            {
                DirectoryInfo root = new DirectoryInfo(path);
                foreach (FileInfo f in root.GetFiles())
                {
                    //string name = f.Name;
                    //string fullName = f.FullName;
                    //Console.WriteLine("文件名称：" + f.Name);
                    lstFileNames.Add(f.Name);
                }
            }
            catch (Exception ex)
            {
                Console.WriteLine("报错：" + ex);
                return null;
            }

            return lstFileNames;
        }