C# 将文件转化成byte[]数组

/// <summary>
/// 将文件转换成byte[] 数组
/// </summary>
/// <param name="fileUrl">文件路径文件名称</param>
/// <returns>byte[]</returns>
protected byte[] GetFileData(string fileUrl)
{
  FileStream fs = new FileStream(fileUrl, FileMode.Open, FileAccess.Read);
  try
  {
    byte[] buffur = new byte[fs.Length];
    fs.Read(buffur, 0, (int)fs.Length);

    return buffur;
  }
  catch (Exception ex)
  {
    //MessageBoxHelper.ShowPrompt(ex.Message);
    return null;
  }
  finally
  {
    if (fs != null)
    {

      //关闭资源
      fs.Close();
    }
  }
}


/// <summary>
/// 将文件转换成byte[] 数组
/// </summary>
/// <param name="fileUrl">文件路径文件名称</param>
/// <returns>byte[]</returns>

protected byte[] AuthGetFileData(string fileUrl)
{
  using (FileStream fs = new FileStream(fileUrl, FileMode.OpenOrCreate, FileAccess.ReadWrite))
  {
    byte[] buffur = new byte[fs.Length];
    using (BinaryWriter bw = new BinaryWriter(fs))
    {
      bw.Write(buffur);
      bw.Close();
    }
    return buffur;
  }
}

 

posted @ 2016-08-12 14:11 沙耶 阅读(...) 评论(...) 编辑 收藏