panyee(快乐王子)请进＞＞＞

Question

我的msn好久没用了[email protected]

Answer 1

/// <summary>
/// 采用Zip解压缩byte数组
/// </summary>
/// <param name="mybyte">byte数组</param>
public static void DeCompress(ref byte[] mybyte)
{
//byte数组转化成输入流
Stream inputStream = new MemoryStream();
inputStream.Seek(0, SeekOrigin.Begin);
inputStream.Write(mybyte, 0, mybyte.Length);

Stream outputStream = new MemoryStream();
//初始化指针
outputStream.Seek(0, SeekOrigin.Begin);
inputStream.Seek(0, SeekOrigin.Begin);
//实例化解压程序
ZipInputStream s = new ZipInputStream(inputStream);
if(s.GetNextEntry() != null)
{
int size = 2048;
byte[] data = new byte[2048];
while (true) 
{
size = s.Read(data, 0, data.Length);
if (size > 0) 
{
//把字节数组分步写到流中
outputStream.Write(data, 0, size);
}
else
{
break;
}
}
s.Close();
//把流写入到byte数组中去
int iLength = (int)outputStream.Length;
mybyte = new Byte[iLength];
outputStream.Seek(0, SeekOrigin.Begin);
outputStream.Read(mybyte, 0, mybyte.Length);
}
outputStream.Close();
}