C# 將二進位字串儲存到本地

C# 將二進位字串儲存到本地

  #region 將檔案儲存到本地        /// <summary>        /// 將檔案儲存到本地        /// </summary>        /// <param name="psContent">檔案的位元據字串</param>        /// <param name="psFileName">檔案名稱，必須帶尾碼</param>        private void SaveFile(string psContent, string psFileName)        {            byte[] accessory = Convert.FromBase64String(psContent);            //System.AppDomain.CurrentDomain.BaseDirectory擷取程式的基目錄            string vsAccessoryPath = System.AppDomain.CurrentDomain.BaseDirectory.TrimEnd('\\') + '\\' + psFileName;            FileStream fileStream = null;            try            {                //File.Create Method (String):Creates or overwrites a file in the specified path.                fileStream = File.Create(vsAccessoryPath);            }            catch (System.IO.IOException e)            {                            }            //FileStream.Write Method:Writes a block of bytes to the file stream.            fileStream.Write(accessory, 0, accessory.Length);            //FileStream.Flush 方法:清除該流的所有緩衝區，使得所有緩衝的資料都被寫入到基礎裝置。            fileStream.Flush();            //FileStream.Close Method:Closes the file and releases any resources associated with the current file stream.            fileStream.Close();        }        #endregion

假如檔案流儲存在資料庫中：

string vsSql = "";//從資料庫中擷取待轉換儲存檔案的內容（比如，之前把檔案轉換為位元組流儲存到資料庫中了）DataSet dsContent = 擷取DataSet的資料庫操作;byte[] vbContent = (byte[])(dsContent.Tables[0].Rows[0]["資料庫中儲存檔案內容的列名"]);string vsContent = Convert.ToBase64String(vbContent);

位元組流儲存在資料庫中的樣子：

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