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C# MemoryStream.SetLength方法代码示例

本文整理汇总了C#中System.IO.MemoryStream.SetLength方法的典型用法代码示例。如果您正苦于以下问题:C# MemoryStream.SetLength方法的具体用法?C# MemoryStream.SetLength怎么用?C# MemoryStream.SetLength使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在System.IO.MemoryStream的用法示例。


在下文中一共展示了MemoryStream.SetLength方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。

示例1: SaveMemoryStream

//引入命名空间
using System;
using System.Windows.Forms;
using System.IO;

public class Example15_13 
{

  // SaveMemoryStream saves the MemoryStream as a file
  public static void SaveMemoryStream(
    MemoryStream ms, string FileName)
  {
    FileStream outStream = File.OpenWrite(FileName);
    ms.WriteTo(outStream);
    outStream.Flush();
    outStream.Close();
  }

    [STAThread]
  public static void Main() 
  {

    // use an open file dialog to get a filename
    OpenFileDialog dlgOpen = new OpenFileDialog();
    dlgOpen.Title="Select file to back up";

    if (dlgOpen.ShowDialog() == DialogResult.OK)
    {
      // Read the file into a MemoryStream
      FileStream inStream = File.OpenRead(dlgOpen.FileName);
      MemoryStream storeStream = new MemoryStream();

      // copy all data from in to store
      storeStream.SetLength(inStream.Length);
      inStream.Read(storeStream.GetBuffer(), 0, (int)inStream.Length);

      // clean up
      storeStream.Flush();
      inStream.Close();

      // pass the store to a method to write it out
      SaveMemoryStream(storeStream, dlgOpen.FileName + ".bak");
      storeStream.Close();

    }

  }

}
开发者ID:C#程序员,项目名称:System.IO,代码行数:49,代码来源:MemoryStream.SetLength


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