方法如下:
/// <summary>
/// 根据2进制数组获得文件
/// </summary>
/// <param name="byt">2进制数据</param>
/// <param name="str_Filename">目标文件</param>
private void GetFileFromDataBase(byte[] byt,string str_Filename)
{
}里面的内容应该怎么写呀?
/// <summary>
/// 根据2进制数组获得文件
/// </summary>
/// <param name="byt">2进制数据</param>
/// <param name="str_Filename">目标文件</param>
private void GetFileFromDataBase(byte[] byt,string str_Filename)
{
}里面的内容应该怎么写呀?
/// 根据2进制数组获得文件
/// </summary>
/// <param name="byt">2进制数据</param>
/// <param name="str_Filename">目标文件</param>
private void GetFileFromDataBase(byte[] byt,string str_Filename)
{
//MemoryStream stream = new MemoryStream(byt);
FileStream fs_stream=new FileStream(str_Filename,FileMode.CreateNew);
BinaryWriter writefile = new BinaryWriter(fs_stream);
writefile.Write(byt);
writefile.Close();
}
问题解决
谢谢
如果文件没有变大,则是保存的数据表里面的问题